Exhibit 4.152
 Confidential treatment has been requested for portions of this exhibit. The copy filed herewith
omits the information subject to the confidentiality request. Omissions are designated as ***. A
complete version of this exhibit has been filed separately with the Securities and Exchange
Commission.
  Lessor:
 Shanghai Zhangjiang Micro-electronics Port Co. Ltd.
 Lessee:
 Zhengning Information & Technology (Shanghai) Co., Ltd.
 Shanghai Zhangjiang Micro-electronics Port Office Space
Tenancy Contract
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission




---



##### 



Shanghai Zhangjiang Micro-electronics Port Office Space
Tenancy Contract
             ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  1




---



##### 



the Contract Law of the Peoples Republic of China and the Regulations of Shanghai on House Tenancy
 Article 1 Description of the Office Space to Lease
 1.1
    
    The office space leased by Party A to Party B is located at Room 301, Building 8,
No. 690, Bibo Road, Pudong New Area, Shanghai (hereinafter referred to as the
Premises), and the detailed information is attached as Appendix 1.
 1.2
    
    The actual building area of the Premises is included in Appendix 1, and the purpose
of the Premises is for high-tech research and development and office use. The actual
building area of the Premises is measured by surveying institution accredited by Shanghai
Municipal Housing, Land and Resources Administration, and the filing of the surveying
result is confirmed by the Housing and Land Surveying Results Management Administration
of Pudong New Area of Shanghai.
 1.3
    
    The map of the Premises is attached as Appendix 2 with the leasing area shaded
green.
 1.4
    
    The leasing relationship is established between Party A, as the owner of the
Premises, and Party B. The contract is signed with Party As guarantee to Party B that
the Premises are not involved in any existing or potential legal dispute. Party A has
notified Party B that the Premises had been mortgaged to Bank of Shanghai, Pudong Branch
prior to signing the Contract.
 1.5
    
    The major decorations and facilities of the Premises are listed in Appendix 3, and
the delivery standard of Party A is subject to the actual condition of the Premises. Both
parties shall sign the confirmation documents as both parties agree that the confirmation
documents aforementioned shall be used as acceptance requirements of both Party As
delivery of the Premises to Party B and Party Bs return of the Premises to Party A at
the termination of the Contract.
 Article 2 Purposes of the Leased Premises
 2.1
    
    Party B shall use the Premises complying with the agreed purposes in Appendix 4 and
all related housing and property management regulations of the Peoples Republic of China
and Shanghai City,
 2.2
    
    Party B shall not change the purpose of the Premises as agreed above without Party
As written consent and the confirmation of related authorities according to regulations.
 Article 3 Delivery Date and Term of the Lease
 3.1
    
    The leasing term of the Premises is attached in Appendix 5.
 3.2
    
    Party A shall deliver the office space to Party B on April 1, 2010 for decoration.
Party B shall complete all the related procedures before entering
the Premises and starting construction. If Party B fails to receive the Premises due to
Party Bs reason, or Party A has right to delay the delivery agreed in the Contract, the
term of the lease in this Contract shall remain the same. If Party A delays the delivery
due to Party As reason, the starting date of the term shall be postponed accordingly.
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  2




---



##### 



Article 4 Payment of Rent
 4.1
    
    The amount and payment method of rent of the Premises is attached in Appendix 6.
 Article 5 Deposit and other fees
 5.1
    
    Party B shall pay a deposit to Party A as the amount and payment term agreed in
Appendix 7. Party A has right to delay the delivery of the Premises if Party B fails to
make full payment of the deposit before the delivery of the Premises.
 5.2
    
    Within the term of the lease, if Party A sustains losses due to Party Bs fault,
Party A can take the actual amount of loss from the deposit as compensation, and at the
same time Party B shall replenish the deposit to Party A.
 5.3
    
    If the deposit cannot cover Party As loss, Party A has right to recourse against
Party B separately.
 5.4
    
    After the termination of the lease or the Contract is terminated before expiration,
Party A shall deduct penalty and other fees liable to Party B according to this Contract
from the deposit and return the rest, if there is any, to Party B without interest within
15 days after the termination of the Contract.
 5.5
    
    Party B shall pay property management fees according to Appendix 8.
 5.6
    
    With the approval from government price authorities, the reasonable adjustment of
property management fees due to the change of the property management company resulted
from new recruitment of property management company or the change of cost of the property
management company (including government charges and salary adjustment of employees),
Party A shall notify Party B in writing 30 days in advance. Party B shall make payment
according to the adjusted prices.
 5.7
    
    Within the term of the lease, Party B shall make timely payment of water,
electricity, telephone bills and other fees payables notified by government utility
agencies or other reasonable evidences. Party B shall also be liable to all related fees
occurred from using the Premises, including but not limited to map checking, construction
coordination, temporary power, garbage cleaning fees, etc, and with prices to be
negotiated separately.
  ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  3




---



##### 



Article 6 Decoration of the Premises
 6.1
    
    Party B shall decorate or install devices on the Premises according to the
following rules:
 6.1.1
    
    Party B shall register the decoration project with related government agency
before the construction; special project such as fire prevention and environment
protection shall be approved by related government agency.
 6.1.2
    
    Party B shall decorate or install fire prevention and electric equipments with the
draft proposed and approved by the property management company in advance. The property
management company shall notify whether the proposal is approved within 7 working days,
and refusal without cause, delayed approval or no reply shall be taken as approval.
 6.1.3
    
    Party B shall carry out the construction according to the draft approved by the
property management company. If there is need to modify the draft, Party B shall propose
the new draft following clause 6.1.1.
 6.1.4
    
    Party B shall carry out interior decorations, separations, reconstruction and
equipment installations according to laws and regulations in the Peoples Republic of
China. Party B shall be liable for the losses of Party A arising there from. Party A
shall not be liable for any delay or loss due to the refusal or delay of government
agencies.
 6.1.5
    
    Party B shall carry out interior decorations and install equipment in an
appropriate style with good quality to meet the general interior designing level and
style of Shanghai Zhangjiang Micro-electronics Port Office Buildings.
 6.1.6
    
    Party B shall install or post any illuminating advertisement, service symbol,
marks or other publicities that are visible from outside with detailed design draft
proposed to and approved in writing by the property company in advance. The property
management company shall notify whether the proposal is approved within 7 working days,
and refusal without cause, delayed approval or no reply shall be taken as approval.
 6.2
    
    The separate power meter for the Premises shall cover all electric equipments in
the Premises that Party B allows other parties to install.
 6.3
    
    Party B shall promote full cooperation between Party Bs employees, contractors,
construction workers and Party A, Party As property management company and Party As
contractors and construction workers. Party B and Party Bs contractors, construction
workers shall obey the related construction rules of the property management company.
 Article 7 Condition of the Returning Premises
 7.1
    
    Party B shall return the Premises to Party A at its original condition within 10
days after the termination of this Contract. Party A has right to require Party B to
remove all the decorations, reconstruction, installed equipments aforementioned and
return the Premises to Party A at its original condition(roughcast office space).
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  4




---



##### 



7.2
    
    Party A has right to ask Party B to keep the decorations in the Premises. Party
A has right to ask Party B to transfer the decoration in the Premises to Party A and
Party B shall obey. The objects aforementioned shall be in a good to rent condition (not
include reasonable wearing). After the transfer, Party A shall be the owner of the
decorations, as a consideration, the obligation of Party B to convert the Premises back
to its original condition is partially deducted.
 Article 8 Sublease, Transfer and Exchange
 8.1
    
    Party B shall not sublease, transfer or sublease, transfer, exchange in disguised
form of the Premises or any part of the Premises except to the third party in clause 8.2.
Party B shall be liable of breaching clause 8.1 if Party B allow any third party other
than in clause 8.1 to acquire the right to do business in the Premises without Party As
consent.
 8.2
    
    Party B can sublease part of the Premises to Party Bs parent company, subsidiaries
and branches with Party As written approval and proofs provided by Party B that confirm
the new company is Party Bs parent company, subsidiary or branch. And Party B shall
guarantee the purpose of the Premises is office use only.
 8.3
    
    If Party A transfer the Premises or part of the Premises, Party A shall clearly
confirm in the transfer contract that the receiver of the Premises shall be responsible
for all the rights and obligations of Party A in this Contract and promote the receiver
to make written commitment to Party B. Party As rights and obligations under this
contract are terminated thereafter.
 Article 9 Right of Lease Renewal and Lease Priority
 9.1
    
    Party B shall provide irrevocable application (hereinafter referred to as Renewal
Application) to Party A to renew the lease of the Premises in writing 6 months before
the expiration of the lease term (including the first extended term) or the extended
lease term, and both parties shall negotiate the terms and renew the lease contract with
Party As consent. If Party B fails to provide application within the time limit or both
parties fail to reach agreement on the leasing terms 3 months after the application, it
shall be taken as Party Bs disclaim of renewing the lease.
 Article 10 Obligations
 10.1
    
    Obligations of Party A
 10.1.1
    
    Party A shall pay all taxes to government as the owner of the Premises according to laws
and regulations.
 10.1.2
    
    Party A shall provide the designed rating of the power system of the Premises and assist
Party B in application of the power meter. If Party B requires higher capacity than Party
As designed rating, the cost of capacity improvement and other related constructions shall
be liable to Party B.
 10.1.3
    
    Party A shall provide water supply and drainage system and be liable of the cost of the
construction between such system and the common corridor; Party B shall be liable of the
cost of connecting such system from the common corridor to the Premises. Party A shall
provide the vertical fire
sprinkler and be liable for the cost of such equipment; Party B shall install the
horizontal fire sprinkler according to the plan approved by fire control authorities
and be liable for the related cost, and such equipment shall be approved by fire
control authorities before the Party Bs occupation of the Premises.
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  5




---



##### 



10.1.4
    
    Party A shall maintain and instruct the property management company to maintain the main
structure and the good condition of the Premises. Party A shall be responsible to necessary
repairmen.
 10.2
    
    Obligations of Party B
 10.2.1
    
    Party B shall maintain the clean and good condition of the interior decoration and all
accessories (belong to Party B) including but not limited to all electric equipments, fire
control equipments, electric wires and plumbing. Party B shall be responsible for the
regular maintenances of the interior decoration and all accessories and the arising costs.
 10.2.2
    
    All activities of Party B and Party Bs employees in the Premises shall obey the laws,
regulations and policy of the Peoples Republic of China.
 10.2.3
    
    Party B shall allow Party A and along with the future lessee or users to see into the
architecture and equipments of the Premises in reasonable time during
the last 3 months
before the expiration or early termination of the leasing term.
 10.2.4
    
    Party B shall ensure the usage of the Premises in line with the regulations in Appendix
4.
 10.2.5
    
    If any structure, construction, separation or other reconstructions built by Party B that
are ordered to be removed by government agency (no matter whether such construction,
separation or other reconstructions are approved by Party A), Party B shall voluntarily be
liable of the cost of such removing work.
 10.2.6
    
    Party B shall not disturb or allow other party to disturb the users of other premises or
neighboring properties.
 10.2.7
    
    Party B shall not use or allow other party to use the Premises in any illegal or immoral
purposes.
 10.2.8
    
    Party B shall voluntarily prepare all necessary official documents (including business
license, approvals or certificates, etc), and Party A is willing to provide reasonable
assistance.
 10.2.9
    
    Party B shall not carry out or allow other party to carry out any violations against the
land-use right of the Premises.
 10.2.10
    
    Party B shall provide in advance the budget plan of utilities of the Premises to Party A
for Party A to complete application procedure at the government agency.
 10.2.11
    
    Party B shall obey the administrative rules made by the property management company.
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  6




---



##### 



Article 11 Exception Clauses
 11.1
    
    Both parties shall clearly agree in this contract: Party A is not liable for
compensation to Party B or any third party, rent deduction or other legal liabilities under
Force Majeure or other circumstances other than Party A fault. Party B shall exempt Party
A from liabilities of damage or losses of Party B or any third party arising there from.
 11.2
    
    Both parties shall clearly agree in this contract: Party B is not liable for
compensation to Party A or any third party, rent deduction or other legal liabilities under
Force Majeure or other circumstances other than Party B fault. Party A shall exempt Party
B from liabilities of damage or losses of Party A or any third party arising there from.
 Article 12 Insurance
 12.1
    
    Party B shall purchase enough insurance against fire, water, third party liability,
business interruption and property insurance from a reputable insurance company for the
decorations, equipments and other properties of the Premises during the use/lease term on
Party Bs expense.
 12.2
    
    Party B shall provide valid insurance policy and the receipt of the last premium
payment for such insurance when required by the property management company.
 Article 13 Termination
 13.1
    
    Party A and Party B agree to terminate this Contract before the expiration of the
Contract without holding any responsibility to the other party only under any of the
following circumstances:
 13.1.1
    
    The land-use right of the land occupied by the Premises is recovered ahead of schedule by
law;
 13.1.2
    
    The Premises are requisitioned lawfully for public interests or urban development;
 13.1.3
    
    The Premises are ruined, lost or identified unsafe for habitation not due to Party As
reason;
 13.1.4
    
    Force Majeure.
 Article 14 Liabilities for Breach of Contract
 14.1
    
    The rent, property management fees, deposit or other fees payables according to this
Contract is delayed by Party B, without affecting other right of Party A, Party A has right
to claim for defaulted interest from Party B (the defaulted interest shall be calculated
from the day the payment is payable by Party B and with an daily
interest rate of ***%).
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  7




---



##### 



14.2
    
    Party B shall clearly agree and state in this Contract: Party A has right to legally
recover the Premises and equipments provided by Party A anytime, this Contract will be
terminated accordingly, and Party B shall make payment equal to the deposit as compensation
to Party A (Both Parties shall take
necessary measurements to reduce loss, and if the actual loss of Party A is reduced, the
compensation liable to Party B will be reduced accordingly) when any of the following
events occurs:
  14.3
    
    The written statement notice of Party As exercising the right to recover the Premises
ahead of schedule according to the Contract has been dispatched by Party A to Party B
indicates Party A has fully exercised such right. It is unnecessary for Party A to actually
enter into the Premises to exercise such right.
 14.4
    
    Under the circumstance that Party B fails to return the Premises after the expiration
of the leasing term or the termination of the Contract, Party B shall pay the overdue
penalty at *** times of the original daily rent each day delayed to Party A; If the
returning is overdue over 15 days, Party A has right to enter the Premises with the
approval of the State supervision authority, and require to put seal on all items belong to
Party B in the Premises, and Party B shall be liable for the costs arising there from.
 14.5
    
    Any Party breaches this Contract shall be liable for the direct loss caused by the
breach of the Contract of the other party.
 Article 15 Other Explanations
 15.1
    
    Currency
  15.2
    
    Party A has an absolute right to change the design, arrangement and facilities of any
part of the office space (except the Premises leased to Party B).
 15.3
    
    Party A has the privilege of naming the office space. Party A has right to change the
name of the office space no less than 15 days after notifying Party B, and Party A is not
liable for Party B or any third party.
 15.4
    
    This Contract is covered by the local law of the area of the office space. Both parties
shall negotiate for any dispute. If the dispute is not solved by negotiation, any Party can
institute legal proceedings to the peoples court that has jurisdiction over the area where
the office located.
 15.5
    
    The content of the Contract shall be kept confidential strictly by both Parties. Any
Party shall not disclose the content of the Contract to any third party without written
consent of the other party, except required by law or regulation.
 15.6
    
    This Contract will take effect after signed by both parties. The Contract is terminated
when the rights and obligations of both parties are completed.
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  8




---



##### 



15.7
    
    The appendixes of the Contract shall form an integral part of the contract and
shall be as valid and effective as this Contract.
 15.8
    
    The Contract is made in five copies. Each party shall hold two copies. And the property
management company shall hold one copy.
 (Signature Page)
 Party A: Shanghai Zhangjiang Micro-electronics Port Co. Ltd.
 Legal Representative/Agent:
 Party B: Zhengning Information & Technology (Shanghai) Co., Ltd.
 Legal Representative/Agent:
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  9




---



##### 



Appendix 1
 The Location and Area of the Premises
  ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  10




---



##### 



Appendix 2
 The Map of the Premises
  ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  11




---



##### 



Appendix 3
 Specifications of Decorations and Facilities
 I.
    
    Construction and Decorations:
 1.
    
    All 6 office buildings of the second phase project are frame construction, and the No. 4 and
No.7 buildings are 7-storey high with basement height of 4.2 meters and each of the second to
the seventh floor is 4.2 meters high, and the building No. 5, 6, 8, 9 are 5-storey high with
each floor is 4.35 meters high.
 2.
    
    The external wall of the building is constructed with cast in-site reinforced concrete slab
and concrete cellular block. The inner wall is constructed with aerated concrete blocks.
 3.
    
    The external wall is decorated with aluminum plastic board curtain walls with the inner
heat-retaining panel as the heat prevention layer of the external wall. The aisles, elevators,
toilets and the decoration of stairway have been completed by the developer. The decoration in
the office area shall be done by the Lessee. The delivery standard includes a fine-gravel
concrete floor, a firmly-processed wall with whitewash and a whitewashed ceiling without hung
ceiling.
 II.
    
    Criteria of Designed Load
 2 2 2
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  12




---



##### 



III.
    
    Facilities Configurations
 1.
    
    Electricity Supply
  2.
    
    Monitoring and Intellectualization
  3.
    
    Air-conditioning
  4.
    
    Water Supply
  5.
    
    Communications
 (1)
    
    There is a telephone line available every 35 square meters and users can choose
between China Telecom and China Netcom.
 (2)
    
    The internet access provided by China Telecom, China Netcom, Zhangjiang Net and broad
band is available in this area. The current bandwidths available are 512K, 1M or 2M.
 6.
    
    Elevators
 (1)
    
    The elevator of Building 4 adopts the product of Shanghai Yungtay Co., Ltd. Those of
Building 5 to Building 9 are products of Kone Co., Ltd. The elevators are all passenger
elevators without machine room and the load design standard is 1000kg.
 (2)
    
    There are two elevators in each of the five-storey buildings and three in each of the
seven-storey buildings. Each building has one elevator that can be used for handicapped
peoples.
 IV.
    
    Supporting Facilities
    ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  13




---



##### 



Appendix 4
 The Purpose the Premises
  ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  14




---



##### 



Appendix 5
 The Term and Initial Renewal Term of Lease
 st st
 st st
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  15




---



##### 



Appendix 6
 The Rent and Method of Payment
 1.
    
    Rent (Calculated on the basis of construction area):
 st st
 st st st
 2.
    
    Both parties agree that the rent shall be paid in advance by Party B every 3 months; Party B
shall pay the rent for the next quarter before the 25th of the last month of the
current quarter.
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  16




---



##### 



Appendix 7
 The Deposit
 1.
    
    Party B shall pay a deposit of *** to Party A which is as much as 3 months rent; Party B
shall pay a deposit of *** to the property management company which is as much as 3 months
property management fees.
 2.
    
    Term of Deposit Payment
  ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  17




---



##### 



Appendix 8
 The Property Fee
 st th
 ***
    
    - indicates material omitted pursuant to a Confidential Treatment Request and filed separately with the Securities and Exchange Commission  18