**EXHIBIT      10.18**

**Note:      Portions of this exhibit indicated by [*] are subject to a confidential      treatment request, and have been omitted from this exhibit. Complete, unredacted      copies of this exhibit have been filed with the Securities and Exchange      Commission as part of the Company’s confidential treatment request.**

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| 1.  | “WiMAX”                  means a wireless technology for IP-centric service which is made                  based                  upon the IEEE standard of 802.16 and certified or equivalent to                  being                  certified by WiMAX Forum as “WiMAX”.                                                                                                                                                  |
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| 2.  | “Contract                  Price” or “Contract Prices” mean the amount of money which is calculated                  by multiplying the respective unit prices provided in Article 3.                  by the                  corresponding quantities provided in Article 4..                                                                                                                                                 |
| 3.  | “ST”                  or “STs” collectively mean EasyST and ProST, which is defined in the next                  Article 2. hereunder.                                                                                                                                                                                                                                                                                          |
| 4.  | Base                  Station” or “B/S” means the completely assembled base station which                  functions as a radio station of WiMAX network node connecting with                  the                  optical fiber loop and STs in YZN network and to be installed outdoor                  mainly on power poles or roof of buildings at the center of each                  cell for                  WiMAX service. |
| 5.  | B/S-Products                  Set” means a set of Products supplied by ACL to YZN under This Contract                  to                  form a major part of B/S.                                                                                                                                                                                                                                                                              |
| 6.  | This                  Contract” means this PURCHASE CONTRACT including its Appendixes provided                  in this PURCHASE CONTRACT.                                                                                                                                                                                                                                                                                                        |
| 7.  | Delivery”                  means delivery of Products CIP Narita Airport as defined in INCOTERMS2000                  and in accordance with Article 5..                                                                                                                                                                                                                                                                                          |
| 8.  | “IPR”                  and “IPRs” mean all intellectual property rights including, without                  limitation, patents, copy rights, registered designs, design rights,                  trade                  marks, mask works, topography rights, know-how and all other similarly                  protected rights.                                                                                              |
| 9.  | “Lot”                  and “Lots” mean certain quantities of the collective products of ACL                  specified in Article 7. collected for one time Acceptance of such                  products                                                                                                                                                                                                                        |
| 10. | “Phase”                  and “Phases” mean collections of Lots bundled and specified under the                  Article 7. to recognize the stage of progress of the purchase under                  This                  Contract.                                                                                                                                                                                            |
| 11. | “ACL-Tok””                  means Airspan Japan Corp., a wholly-owned subsidiary of Airspan                  Networks                  Inc. of the city of Boca Raton, Florida, U.S.A., located at IMC                  Shinbashi                  Bldg., 5-5-1, Shinbashi, Minato-ku, Tokyo,                  Japan.                                                                                                                 |

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| 1.  | “EasyST”,                  which is a subscriber terminal radio unit of WiMAX designed for                  indoor use                  with an integrated undetachable antenna of chimney-shape, the detailed                  specifications of which are described in Appendix-1 to 1st                  P/C.                                                                                                                                                              |
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| 2.  | “WiFi-AP                  For EasyST”, which is a WiFi access point base for indoor use, integrated                  to EasyST, the detailed specifications of which are described in                  Appendix-1 to 1st P/C.                                                                                                                                                                                                                                                 |
| 3.  | “ProST”,                  which is a subscriber terminal radio unit of WiMAX designed for                  outdoor                  use with an internal antenna, the detailed specifications of which                  are                  described in Appendix-1 to 1st P/C.                                                                                                                                                                                              |
| 4.  | “WiFi-AP                  For ProST”, which is a WiFi access point base for fixed outdoor use,                  integrated and installed into ProST, the detailed specifications                  of which                  are described in Appendix-1 to 1st P/C.                                                                                                                                                                                                           |
| 5.  | “MicroMAX-SDR”,                  which is a base station radio unit board of WiMAX to be installed                  and                  assembled by ACL into and with ACL’s Enclosure/Aux. or by YZN into a YZN’s                  enclosure with YZN’s auxiliary components, the detailed specifications of                  which are described in Appendix-1 to 1st P/C.                                                                               |
| 6.  | “Radio-Transceiver”,                  which is an OBSAI based radio transceiver integrated to MicroMAX-SDR,                  the                  detailed specifications of which are described in Appendix-1 to                  1st                  P/C.                                                                                                                                                                                                                  |
| 7.  | “Enclosure/Aux.”,                  which is a shell to contain MicroMAX-SDR and its auxiliary components                  (Ethernet Switch, Power Supply, ONU, Lighting Protection, Fiber                  Backhaul,                  Connectors, Enclosure and Mounting Bracket.) assembled with MicroMAX-SDR                  including its assembling work, the detailed specifications of which                  are                  described in Appendix-1 to 1st P/C. |
| 8.  | “Netspan-NMS”,                  which is a software package of the network management tool for                  WiMAX                  network of MicroMAX-SDR and ProST/EasyST, the detailed specifications                  of                  which are described in Appendix-1 to 1st P/C.                                                                                                                                                                               |
| 9.  | “CSCA                  S/W”, which is a software for Carrier Sense and Collision Avoidance                  loaded                  on B/S Products Set, the detailed specifications of which are described                  in                  Appendix-1 to 1st P/C.                                                                                                                                                                                                       |
| 10. | “External                  Cabling”, which is an each 3 meters cabling finished for connecting                  MicroMAX-SDR to Radio-Transceiver, the detailed specifications                  of which                  are described in Appendix-1 to 1st P/C.                                                                                                                                                                                                             |
| 11. | “GPS”,                  which is integrated into MicroMAX-SDR as a factory built option,                  the                  detailed specifications of which are described in Appendix-1 to                  1st                  P/C.                                                                                                                                                                                                                                     |
| 12. | “Cable                  for GPS”, which is an each 3 meter cable connecting GPS to its antenna,                  the detailed specifications of which are described in Appendix-1                  to 1st                  P/C.                                                                                                                                                                                                                                               |
| 13. | “Cable                  for Slave MicroMAX-SDR”, which is an each 3 meters cable connecting two                  MicroMAX-SDRs for GPS operation, the details of which are described                  in                  Appendix-1 to 1st P/C.                                                                                                                                                                                                                              |
| 14. | “Outdoor                  PSU”, which is a power supply unit to be used for and attached to ProST,                  the detailed specifications of which are described in Appendix-1                  to 1st                  P/C.                                                                                                                                                                                                                                            |

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| 1.     | MicroMAX-SDR                  (one board) U.S.$**[*]**.-                                                                                                                                                                                            |
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| 2.     | Radio-Transceiver                  (one piece) U.S.$**[*]**.-                                                                                                                                                                                       |
|   | (A                  Single B/S-Products Set consists of 1 of MicroMAX-SDR and 2 of                  Radio-Transceiver, while a Double B/S-Products Set consists of                  2 of                  MicroMAX-SDR and 4 of Radio-Transceiver.) |
| 3.     | Enclosure/Aux.                for a Single B/S Products Set and                assembling U.S.$**[*]**.-                                                                                                                                            |
| 4.     | Enclosure/Aux.                for a Double B/S Products Set (To                be agreed separately)                                                                                                                                           |
| 5.     | Netspan-NMS                  U.S.$**[*]**.-                  /from 15,001-to 30,000.-STs cumulated from                                                                                                                                             |
|   | 1st                  P/C                                                                                                                                                                                                                            |
| 6.     | EasyST                  U.S.$**[*]**.-                                                                                                                                                                                                              |
| 7.     | WiFi-AP                  For EasyST U.S.$**[*]**.-                                                                                                                                                                                                  |
| 8.     | ProST                  U.S.$**[*]**.-                                                                                                                                                                                                               |
| 9.     | WiFi-AP                  For ProST U.S.$**[*]**.-                                                                                                                                                                                                   |
| 10.    | CSCA                  S/W Free                                                                                                                                                                                                                      |
| 11.    | External                Cabling U.S.$**[*]**pair                                                                                                                                                                                               |
| 12.    | GPS                U.S.$**[*]**.-                                                                                                                                                                                                                   |
| 13.    | Cable                for GPS U.S.$**[*]**.-                                                                                                                                                                                                         |
| 14.    | Cable                for Slave MicroMAX-SDR U.S.$**[*]**.-                                                                                                                                                                                     |
| 15.    | Outdoor                PSU U.S.$**[*]**.-                                                                                                                                                                                                           |

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| 1.     | MicroMAX-SDR                  **[*]**Units                  US$**[*]**.-                                |
|--------|---------------------------------------------------------------------------------------------------------|
| 2.     | Radio-Transceiver                  **[*]**Units                  US$**[*]**.-                           |
| 3.     | Enclosure/Aux.                  for Single B/S Products Set **[*]**Units                  US$**[*]**.-  |
| 4.     | Enclosure/Aux.                  for Double B/S Products Set NIL                                         |
| 5.     | Netspan-NMS                  1 Set for 10,000STs **[*]**                  (up to cumulated 30,000Units) |
| 6.     | EasyST                  **[*]**                                                                         |
| 7.     | WiFi-AP                  For EasyST **[*]**                                                        |
| 8.     | ProST                  **[*]**Units                  US$**[*]**.-                                       |
| 9.     | WiFi-AP                  For ProST **[*]**Units                  US$**[*]**.-                           |
| 10.    | CSCA                  S/W 1 set for 1,200 Units Free                                                    |
| 11.    | External                  Cabling **[*]**Pairs                  US$**[*]**.-                            |
| 12.    | GPS                  **[*]**Units                  US$**[*]**.-                                         |
| 13.    | Cable                  for GPS **[*]**Units                  US$**[*]**.-                               |
| 14.    | Cable                  for Slave MicroMAX-SDR **[*]**Units                  US$**[*]**.-                |
| 15.    | Outdoor                  PSU **[*]**Units                  US$**[*]**.-                                 |
|   | ( Grand                Total before                volume discount : US$**[*]**.-)                      |

| 1. | Products                shall be delivered to YZN on CIP Narita Airport INCOTERMS2000 basis                subject to the provisions in Article 13. after standard export packing,                the details of which are mutually agreed separately. The shipping                arrangement from U.K. airport, its export customs clearance, and                the                advice and presentation of shipping documents to YZN shall be made                properly by ACL for each respective shipment in accordance with the                standard export procedure, the details of which are mutually agreed                separately. If necessary, partial shipment of each Lot will be allowed                by                YZN after reasonable efforts by ACL to avoid it and the appropriate                notice                by ACL to YZN. |
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| 2. | Subject                to Clause 3. of this Article 5., title to and risk of each Lot shall                be                transferred to YZN from ACL upon Delivery CIP Narita Airport                INCOTERMS2000. |
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| 3. | The                software will at all times remain the exclusive property of                ACL. |
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| 1. | As                the down payment, 30% of the total Contract Price shall be paid by                YZN to                ACL, by T.T.Remittance within two weeks after the date of This Contract. |
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| 2. | As                the payment upon each Delivery, 35% of the respective Contract Price                of                each shipment shall be paid by YZN to ACL, by T.T.Remittance within                one                week after the respective Delivery. |
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| 3. | 35%                of the respective Contract Price shall be paid by YZN to ACL, by                T.T.Remittance within two months after the corresponding                Delivery. |
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| 4. | The                payment currency shall be                U.S.Dollars. |
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| 5. | If                YZN does not make any payment by the due date (other than for disputed                invoice),ACL may give written notice of non-payment to YZN, and if                the                overdue payment is not received within 10days of such notice, ACL                will be                entitled to : (1)charge interest on outstanding amount at the rate                of                LIBOR plus 3% calculated daily from the due date; and (2)cease providing                the service and/or cease performing its obligations under This Contract. |
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| 1. | ACL                shall perform the factory test and inspection of all units in each                above                Lot of Products at ACL’s factory before the respective shipment                (hereinafter called “Factory Test”), and may ship only the Lot which has                passed Factory Test. The report of Factory Test with the table of                each MAC                address and serial number for each unit shall be submitted by ACL                to YZN                upon Delivery of the respective Lot. |
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| 2.   | ACL shall receive, if requested by YZN, YZN engineers                to                visit ACL factory and witness the aforesaid Factory Test. During                or after                such Factory Test, ACL, according to the request by such YZN engineer,                shall perform some items of Factory Test and show such Factory Test                itself                and its result to such YZN engineer visiting ACL factory, unless                it badly                affects ACL’s manufacturing cost, shipping schedule of Products or the                quality of Products. |
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| 3.  |  YZN shall perform the inspection of quantity and                the outlook of all packages (hereinafter called “Outlook Inspection”) and                the final test and inspection of random samples for each Lot of Products                in Japan (hereinafter called “Acceptance Test of Samples”) within one                month after the Delivery of each Lot. In case any failure is found                in a                sample unit or units of such Acceptance Test of Samples, YZN will,                with an                immediate written notice of failure (hereinafter called “Notice of                Failure”) to ACL, perform the additional test and inspection of the new                samples of the corresponding Lot or the test and inspection of all                units                in the corresponding Lot (hereinafter called “Acceptance Test of All                Units”) at the cost of ACL, and ACL shall correct or replace all the                defective units immediately till this Lot passes Acceptance Test                of                Samples or All Units. YZN may use or resell a unit or units which                have                passed such Acceptance Test of All Units, even before Acceptance                of such                Lot. In this event, YZN shall issue the written notice of partial                acceptance for the units which have passed such Acceptance of All                Unit and                used or resold by YZN (hereinafter called “Partial                Acceptance”). |
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| 4. | The                  items, procedure and criteria of the test and inspection of Products                  provided in this Article are as per Appendix-2 to 1st                  P/C. |
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| 5. | In                case the respective Products be assembled in Japan, the period of                one                month shall be added on to the above time-line for the assembling                work                period. |
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| 1. | Besides                Warranty and Remedy, ACL shall render YZN its technical support for                Product, upon YZN’s request, including but not limited to dispatching                ACL’s qualified engineers with the reasonable charge separately agreed                by                the two parties. |
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| 2. | YZN                shall undertake that, following the respective Delivery, Products                will be                stored, maintained, and used properly having regard to the Technical                Specifications provided in Appendix-1 to 1st P/C and Requirement                in                Handling of Products provided in Appendix-4 to 1st                P/C. |
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| 3. | In                the event WiFi/EasyST integration is done by YZN and YZN requires                ACL to                test interworking of WiFi-Access Point and EasyST, ACL will accept                to                perform such test at YZN’s account on cost(time and material) plus fee                basis. |
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| 1. | MicroMAX-SDR                    may be assembled into and with Enclosure/Aux. by YZN or by ACL-Tok                    after                    its Delivery and will function as a key component of Base Station.                    ACL                    shall provide YZN with the detailed specifications of the MicroMAX                    interface with Enclosure/Aux. and manual and conditions for assembling                    of                    MicroMAX-SDR into and with Enclosure/Aux., within one month of                    This                    Contract. ACL shall support YZN so that assembling of MicroMAX-SDR                    into                    and with Enclosure/Aux. may be done without any problem. Warranty                    and                    performance guarantee for MicroMAX-SDR provided in Article 16.                    of This                    Contract shall be maintained unchanged as far as the said manual                    and                    conditions is satisfied by YZN and its housing method is approved                    by                    ACL. |
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| 2. | ACL                  shall reasonably support YZN for the installation and operation                  of Base                  Station including any issues or problems arising from installation,                  operation and maintenance of MicroMAX-SDR, according to the mutual                  agreement separately made. |
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| 1. | ACL                hereby grants to YZN a non-exclusive and non-transferable license                to use                Netspan-NMS. The license extends to any correction supplied by ACL                for                Netspan-NMS free of charge. |
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| 2. | ACL                hereby grants to YZN a non-exclusive license of all the software                loaded on                Products purchased by YZN from ACL. This license of the software                on                Products shall be transferable to the YZN’s                subscribers. |
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| 1. | Should Products contain third party proprietary                equipment                or software then, ACL shall pass onto YZN the benefit of whatever                warranty                support ACL receives from such third                party. |
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| 2. | ACL will indemnify YZN against liability under                any                injunction or final court judgment awarded against YZN or any settlement                in respect of infringement of third party IPR arising out of YZN’s or its                subscriber’s use of Products. |
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| 3. | Should                  such infringement of third party proprietary or IPR or any allegation                  thereof occur, ACL shall make best efforts not to involve YZN to                  it, and                  YZN shall assist, at ACL account, for ACL to settle negotiation                  and                  litigation caused by such infringement. In such case, YZN shall                  promptly                  notify ACL in writing of any alleged infringement, and ACL shall                  indemnify, defend and hold halmless YZN from any claims, losses,                  costs,                  damages, fees or expenses in connection with any and all actions,                  suits,                  claims or demands that may be brought or instituted against any                  YZN’s                  indemnitee by any third party, up to the limit established in Clause                  4. of                  Article 19. |
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| 4. | Should                such infringement of third party proprietary or IPR or any allegation                thereof occur, ACL will, at its expense, modify, replace Products                or part                thereof so as to avoid such infringement, or procure for YZN the                right to                continue using Products. |
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| 1. | ACL                shall undertake to replace or repair or redesign, at ACL’s                option, any of Products or part thereof which has failed the warranty                conditions provided in Article 16., except where the cause of such                failure                is YZN’s non-compliance with Article 12.. |
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| 2. | In                any event that frequent or serious failure in warranty occurs, then                ACL                shall take all necessary measure to solve such situation including                but not                limited to changing design, material and/or                workmanship. |
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| 3. | YZN                shall advise ACL of a defect or failure in warranty within 30 days                of YZN                becoming aware of it and, except where ACL agrees to replace or repair                Products at the place designated by YZN, YZN promptly returns to                ACL-Tok                such Products of defect or in failure by carriage paid with a written                note                identifying such defect or failure, according to ACL’s                Return Material Authorization (RMA) Procedure. ACL will repair or                replace                such defective item at no additional charge to YZN and return the                repaired                or replacement item to YZN. |
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| 1. | ACL                guarantees, for the period of 5 years from the date of This Contract                to                supply Products, and for the period of 8 years from the date of This                Contract to provide technical support and repair and maintenance                necessary                for Products so that YZN may undertake its Project, with the equivalent                or                more favorable prices and terms and conditions for YZN to This Contract.                The detailed terms and conditions of the said supply of Products                and                technical support by ACL shall be as agreed by a separate agreement                of the                two parties hereto after Delivery of                Products. |
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| 2. | If                ACL foresees any difficulty, beyond its reasonable control, in maintaining                to supply of Products or to render technical support or repair and                maintenance, then, by giving 12 months pre-notice to YZN, ACL may                recommend an alternative solution for such difficulty and YZN will                consider such alternative solution. |
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| 3. | ACL                reserves the right to substitute Products or part thereof with its                product                equipment or software which will operate in compliance with or in                excess                of the technical specifications provided in Appendix-1 and comply                with the                other provisions in This Contract and be incorporated with Products                under                operation in Project without any problem. Notwithstanding with this                clause, YZN may reject such substitution of Products or part thereof,                in                case such substitution will cause any additional cost for YZN. |
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| 1. | ACL                shall indemnify YZN and shall maintain appropriate insurance cover                against                damage (other than Products) and death or injury to the persons to                the                extent caused solely by the negligence of ACL, any defects in Products                that may contribute death, injury or accident or by its personnel                provided                that ACL is immediately notified of any claim and is given full power                to                negotiate and settle all claims in reasonable manner of Japan, and                that                ACL liability for damage to property shall be limited to U.S.$1,000,000                per event or series of connected event and U.S.$2,000,000 in aggregate                under This Contract. |
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| 2. | ACL’s                liability hereunder shall extend to all damages directly caused by                the                breach of any of This Contract by                ACL. |
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| 3. | ACL                  shall not be liable for consequential damages, such as loss of                  profit and                  loss of use. |
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| 4. | Save for claim ensuing from damage or injury to                persons                or damage to property as detailed in the above Clause1., ACL’s total                liability in respect of all claims arising from this contract in                the                aggregate shall not exceed the total Contract                Price. |
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| 1. | In                the event that ether party commits a material breach of This Contract                the                non-defaulting party shall give the defaulting party written notice                of                alleged breach and a reasonable period of time within which to remedy                the                alleged breach. In the event that the defaulting party fails to remedy                the                alleged breach within such period the non-defaulting party may upon                giving                14 days written notice to the defaulting party (without affecting                any                other claim or remedy) immediately terminate This Contract or any                part of                it. |
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| 2. | If                either party commits an act of bankruptcy or goes or is put into                liquidation (other than solely for amalgamation or reconstruction)                or if a                receiver is appointed over any part of the party’s                business or if the party suffers the seizure of any property for                non-payment of debt, then the other party may regard any such                circumstances as ground for immediately terminating This Contract                without                notice may terminate This Contract through the same procedure as                provided                in the above clause. |
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| 3. | Termination                will not discharge either party from the obligations under This Contract                already becomes due by the                termination. |
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| 1. | All                documentation and information supplied by either party to the other                in                whatever form shall be treated as confidential and shall not be disclosed                or used otherwise than for the purpose of performing their obligations                under This Contract save that either party may disclose such information                to its employees who need to know the same for the purpose of carrying                out                their duties in respect of This                Contract. |
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| 2. | Neither                party shall be required to keep confidential documentation or information                which (i) is in or comes into the public domain otherwise than through                a                breach of This Contract, or (ii) has been lawfully received from                a third                party without restriction as to its use or disclosure , or (iii)                was                already in the receiving party’s possession free of any restriction prior                to receipt, or (iv) was independently developed by the receiving                party. |
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| 3. | The                provisions of this Article shall survive expiry or termination of                This                Contract for a period of three                years. |
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| 1. | This                Contract shall be governed by, construed and legal relations between                the                parties hereto determined in accordance with the laws of                Japan. |
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| 2. | ACL                shall timely obtain the certificate of Telecommunication Engineering                Center (TELEC) at its expense for Products to be Delivered to YZN                after                complete assembling or packaging in a enclosure for immediate                service. |
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| 3. | All                dispute, controversies or differences which may arise between the                parties,                out of or in relation to or in connection with This Contract, or                for the                breach thereof, shall be finally settled by arbitration in Japan                in                accordance with the Commercial Arbitration Rules of the Japan Commercial                Arbitration Association. The award rendered by the arbitration shall                be                final and binding upon the both                parties. |
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| 4. | All                trade terms provided in This Contract shall be interpreted in accordance                with the latest Incoterms of the International Chamber of                Commerce. |
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| 1. | This                Contract constitutes the entire and only agreement between the parties                relating to the subject matter, and supersedes and cancels all previous                agreements, negotiations, commitments and representatives in respect                thereto, and may not be released, discharged, abandoned, changed                or                modified in any manner except by an instrument in writing of subsequent                date signed by duly authorized officer or representative of each                of the                parties hereto. |
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| 2. | This                Contract shall be binding upon YZN and ACL and upon their respective                successors, assigns and legal                representatives. |
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| 3. | In                the event that any term of This Contract is unlawful or unenforceable,                such provision shall be of no force nor effect and This Contract                shall                otherwise continue in full force and                effect. |
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