GuarantyContract of Maximum Amount No.:050203A Account Guarantee Agreement Issued in 2008 by (Shenzhen Buji Subbranch)Bank of China

Amount: (in capital):

On the day when the principal creditor’s rights defined in Article II come to the end, if what is defined to belong to the guaranteed principal creditor’s right in the contract, then the resulting interest (including legal interest, contract interest, compound interest, default interest), penalty sum, claim for damages, cost for realizing creditor’s rights (including but not limit to court cost, attorney fee, notarial fee, executive fee, etc) based on the principal creditor’s right, loss to the creditor caused by the debtor’s breach and other payable costs all belong to the guaranteed creditor’s rights, specific amount of which shall be determined when being paid.

Guaranteed with responsibilities;

General guaranty.

The guarantor shall register by law and carry out legal duration, process absolute capacity for private rights and capacity for action required to sign and implement the contract;

The guarantor thoroughly understands the content of the main content, so signing and implementing the contract is the guarantor’s genuine intention, for which the guarantor has got the legal and effective authorization in line with the statute or regulations of other internal administrative documents.

All the documents and data provided for the creditor by the guarantor shall be accurate, true, complete and effective;

The guarantor shall receive supervision and inspection carried out by the creditor as to production, operation and finance situation, and provide help and cooperation;

The guarantor does not hide the heavy debts bearing since the signing date of the contract to the creditor;

If the followings possibly affecting the finance and capacity to perform the contract of the guarantor occur, including but not limit to any forms of changes in schism, amalgamation, joint operation, cooperation with foreign business, cooperation, contract operation, recombination, reform,  planned going to market, reduction of registered capital, grand capital or share holding transfer, bearing heavy debts, disbandment, revocation, forced into bankruptcy, etc or being involved in important lawsuits or arbitrations, the guarantor shall timely inform the creditor.

The guarantor does not belong to the customer group defined by the creditor in line with Guidelines for the Risk Management by Commercial Banks for Granting Credit to Customer Groups, short for Guidelines.

The guarantor belongs to the customer group defined by the creditor based on Guidelines. The guarantor shall in line with Article XVII of Guidelines timely report to the creditor more than 10percent of the involved transaction, including the related relationship of the transaction parties, transaction clauses, nature, amount or related ratio and pricing policy (including transactions with zero amount or symbolic amount).

The guarantor does not timely perform the guaranteeing responsibilities according to the agreement of the contract;

The declarations made in the contract are not true or breach the commitments made in the contract;

The event described in Clause 6 of Article IX occurs, having a strong impact on the finance and capacity to perform the contract of the guarantor;

The guarantor terminates operation or events of disbandment, revocation and bankrupt occur;

The guarantor violates other agreements relating to rights and obligations of litigants;

The guarantor has other events of default under the contract with the creditor or Bank of China Limited or other banks.

Require the guarantor to correct the breach within a limited time;

Wholly or partly scale down, suspend or terminate the guarantor’s line of credit;

Wholly or partly suspend or terminate other business applications of the guarantor under the contract; wholly or partly suspend or terminate the granting and handling of the non-granted credit and non-handled trade financing;

Announce that the whole or part of the guarantor’s outstanding loan, interest on principal of trade financing and other payable fund under the contract become immediately due;

Terminate or cancel the contract, and wholly or partly terminate or cancel other contracts between the guarantor and the creditor;

Require the guarantor to compensate the loss of the creditor caused by the breach;

The creditor only needs the advance notice or post notice to deduct the fund from the guarantor’s account opened at the creditor’s side to wholly or partly clear off the guarantor’s debt to the creditor. The undue funds in the account shall be considered to be due ahead of time. In case the currency type of the account is different from the creditor’s money of account, the deduction is in line with the exchange rate of the foreign exchange sale and purchase.

Other actions that the creditor considers necessary.

Without the written approval of the creditor, the guarantor shall not transfer any right, obligation to a third party;

If the creditor entrusts the Bank of China Limited or other banks to implement the rights and obligations of the contract because of business need, the guarantor shall approve this, so the Bank of China Limited or other banks entrusted by the creditor observes the right to implement all the rights of the contract and lodge a complaint to the court or submit to the arbitration agency for adjudication as to the disputes resulting in the contract;

In case other agreements of contract are not affected, the contract has the same legal force to the both parties, the generated successors by law and transferees;

Otherwise there is additional agreement, the residential address named herein by both parties shall be the mailing address and contact address, for which both parties shall promise to timely inform the other party in case the mailing address or contact address is changed;

Titles and business names in the contract are only adopted out of convenience, which shall not be used to explain the clause contents and rights, obligations of the litigants.

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Dang Yu Pan

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Wen Wei Ma

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Wen Liang Li

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Spring Power Technology (Shenzhen) Co., Ltd.; executed by Dang Yu Pan as legal representative