**EXHIBIT 4.3**
**TRANSLATION**
TENANCY AGREEMENT       Lessor ( Party A ): Shenzhen Shekou Yu Yi Shareholding Co Ltd  Address: 1/1, Yu Yi Building, Yu Yi Estate, Shekou Shenzhen  “Leased Property Permit “:    Representative:    Address:         Lessee ( Party B ): Jetcrown Industrial (Shenzhen) Limited  Address: Wing Village Industrial Estate, Shekou, Shenzhen.  Business Registration No. or Identity Card No.:  
               According to “Shenzhen Special Economic Zone Leased Property Ordinance” and its executingregulations, and through the sufficient negotiation of Party A and Party B, they signed thiscontract.
The contents of the contract are as follows:
 1. Party A owns and leases the property situate at 1/F-2/F, Block A, WingVillage Industrial Estate, Nan Shan District, Shenzhen (two floors in total) to PartyB. The construction area is 2,051.00 square meters in total.  2. The rental for the property is calculated at DOLLARS TWENTY-SEVEN RENMINBI (RMB27.00 ) per square meter of construction area per month for floor one and DOLLARSNINETEEN RENMINBI (RMB19.00) per square meter for second floor of construction areaper month. Total rental is DOLLARS FORTY-SEVEN THOUSAND ONE HUNDRED AND FORTY-FIVERENMINBI ( RMB47,145.00 )  3. The first rental payment of amount FORTY-SEVEN THOUSAND ONE HUNDRED ANDFORTY-FIVE RENMINBI (RMB 47,145.00) should be paid by Party B before June 1, 2005.  4. Rental shall be paid on or before 10th day of each month.  5. The rental period for the said property is two year, starting from June 1,2005 to May 31, 2007.  6. Party B can use the property for industrial purpose. Party A should make surethe leased property can be used for the aforesaid purpose. In case Party B uses theproperty for the other purpose, the approval of Party A should be sought. And Party Bshould complete all the reporting and approval
 

 

   procedures in respect of the change of property use according to the relevant legalregulations.  7. Party A should hand over the property for Party B use before 1 June 2005. Ifthe hand over date is later than that of the aforementioned, Party B is entitled torequest to defer the effective date of the agreement, both parties should provide thisterm in writing.  8. During the hand over, both parties should have an agreement for the propertyand its facilities and add the details on the appendix.  9. When Party A hand over the property, he is entitled to collect a guaranteesum, equals to three months’ rental. The guarantee sum is DOLLARS OF ONE HUNDREDEIGHTEEN THOUSAND SIX HUNDRED AND SIXTY-EIGHT RENMINBI (RMB 118,668). After receivingthe guarantee sum from Party B, Party A should provide receipt to Party B.  10. During the rental period, Party A shall be responsible to pay for theproperty tax, land-use fees and the rental housing management fees of the property.Party B shall be responsible for the water, electricity, cleaning and managementcharges.  11. Party A should ensure the security of the property and its internalfacilities complies with the relevant provisions of rules and regulations. If Party Bor his property suffers any lose due to the fraud of Party A, Party B reserve theright to request compensation from Party A.  12. Party B should make sure the property usage complies with the rules as wellduring the rental period and Party A can not disturb the usage of the property.  13. During the rental period, if there is an occurrence of damage or out of orderof the property and its facilities which will prevent its safe and normal usage, PartyB should inform Party A in time and carry out effective measures; Party A afterreceiving Party B’s notice should carry out repair and maintenance works within threedays; if Party B cannot reach Party Aor Party A refuses to repair, Party B can repairit instead after getting the certification of the agreement registration authority. Inemergency case which the property need immediate repair, Party B should carry out therepair and maintenance works and inform Party A in time. For the above situations,Party A should bear the repair or maintenance expenses. If Party B can not complieswith the above obligations and cause to significant loss, the repair and maintenanceexpenses should be borne by Party B.  14. If there is an occurrence of damage or out of order of the property and itsfacilities which arising from Party B’s improper or unreasonable use, Party B shouldbear this responsibility and repair or provide compensation in time. If Party Brefuses to repair or compensate, Party A can repair it on behalf of
 

 

   Party B after getting the certification of the agreement registration authority.The repairs and maintenance charges should be borne by Party B.  15. During the tenancy period, if Party A wants to alter, expand or renovate theproperty because of needs, with the agreement of Party B and approval of the relevantgovernment department, improvement works can be carried out then. Both parties shouldsign a separate written agreement on this area. Similarly, Party B can renovate theproperty with the agreement of Party A and the approval of the relevant governmentdepartment. Regarding this area, a separate written agreement is required as well.  16. Without the written agreement of Party A, Party B is not allowed to subletthe property to third party either partly or wholly. With Party A’s agreement tosublet the property, Party B should complete the registration procedures with theLeasing Property Department. But the period of sublet should not be longer than thatof the original tenancy agreement made between Party A and B.  17. During the tenancy period, Party A wants to sell the property either whollyor partly, he should give one month notice to Party B. Party B has the first priorityto purchase the property under the same conditions offered by the third party. If theproperty right has been transferred to a third party, Party A should make sure the newowner completed the contract as if the property right hasn’t change.  18. During the tenancy period, the contract will be terminated automaticallyunder either one of the following conditions:
 (1) an occurrence of natural disasters or accident, and as aresult the contract cannot be completed;  (2) the government decides to make a requisition of the land onwhich the aforesaid property builds and the property has to torn down as aresult;  (3) Both parties agree with the arrangement.
 19. Party A reserves the right for not to return the guarantee deposit due toeither one of the following conditions.
 (1) Party B doesn’t pay the rental for more than one month;  (2) Party B doesn’t pay the rental and cause to the loss of PartyA;  (3) Party B use the property for illegal purpose and cause togeneral damage.  (4) Without the permission of Party A and the relevant governmentdepartment, Party B change the use of the property and its structure;  (5) Party B in breach of the provision set out in Item (14), inother words, he refused to bear the responsibility of repair and maintenanceor paid the related expenses and as a result, the property becomes seriousdamaged;
 

 

 (6) Without the written permission of Party A and the relevantgovernment department, Party B renovate the property;  (7) Without the permission of Party A, Party B sublet theproperty to third party.
Party A reserves the right to terminate the contract or made amendment of thecontract based on the aforesaid situations.
 20. Party B reserves the right to terminate the contract because of the followingconditions. Party A should compensate Party B for any loss incurred arising from thetermination.
 (1) Party A delayed the handover of the property;  (2) Party A in breach of the contract term (11), as a result, theproperty cannot be used for the purpose as stated before;  (3) Party A in breach of the contract term (13), in other words,he refused to bear the responsibility of repair and maintenance or paid therelated expenses, and as a result, the property cannot be used for the purposeas stated before;  (4) Without the agreement of Party B and the approval of therelevant government department, Party A carries out the alteration, expansion,or renovation works.
 21. Upon the expiry of the contract, Party B should move out within ten days ofthe expiry and then hand over the property and internal facilities to Party A in goodcondition. Party B should clear all the outstanding charges with Party A. Party Bdoesn’t move out and hand over the property, Party A reserve the right to return theproperty and request double rental expenses for the outstanding balances.  22. Upon the expiry of the tenancy agreement, if Party B wants to renew thecontract, he should inform Party A two month before the expiry. If Party A continuesto rent out the property, Party B should be given a first priority to be the lesseeunder the same conditions as offered by third party. If both parties can reach anagreement on renewal, they should sign a new contract which should be re-registeredwith the Contract Registration Registry.  23. Both parties should comply with the term conditions state in the contract.The party who break the contract should indemnify the actual loss and bear the legalresponsibility.  24. If both parties want to insert or delete terms, it can be made in theSupplementary Clause. The provisions of Supplementary Clause and the main contract areof equal validity. If there shall be anything that is not provided for by thisagreement, the parties can make any supplement after negotiation, and the supplementwill of equal validity with the main contract only after the certification of theContract Registration Registry.  25. If there shall be any dispute arising through fulfillment, it should besolved by the discussions and negotiations of the parties. If there shall be no
 

 

   agreement made in negotiation, mediation can raise a prosecution in People’s Court.  26. This contract takes effect after signed by two parties. Both parties shouldtake the signed copy to the Contract Registration Registry for registration.  27. This contract is written in Chinese.  28. This contract is made in four copies, each party will keep one, one will bekept in the Contract Registration Registry and the remaining one will be kept byrelevant department.       Party A ( Signature & Chop ):    Authorized Representative:                    < Signed >    Contact Telephone No.:    Bank Account No.:    Authorized Agent ( Signature & Chop ): 29 April 2005       Party B ( Signature & Chop ):    Authorized Representative:                    < Signed >    Contact Telephone No.:    Bank Account No.:    Authorized Agent ( Signature & Chop ):           29 April 2005       Register ( Signature & Chop ):         Contract Registration Registry ( Signature & Chop ):  
 

 

  **Appendix** 1. Rental will be paid by Party B once for the two years.       Party A ( Chop ): Party B (Chop):  Authorized Representative: Authorized Representative: