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Exhibit 99.1

Comprehensive Credit Facility Agreement of Maximum Amount (Credit Facility Agreement)

Entered into by and between Shenzhen BAK Battery Co., Ltd (the Debtor)

and Shenzhen Eastern Branch, Agricultural Bank of China (the
Creditor) 
Dated November 15, 2010

Main articles:

| | Contract number: 81001201013170001;                                                                                                         
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| | Maximum amount of credit facilities to be provided: RMB 500 million;                                                                        
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| | Term: from November 15, 2010 to November 10, 2011;                                                                                          
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| | Purpose of the loan is to provide working capital for the Company;                                                                          
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| | Interest rate will be determined in each loan agreement to be signed under this Credit Facility Agreement;                                  
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| | If any of the following occurs, the Creditor is entitled to demand adjustment of the maximum amount of credit facilities:                   
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| | Remedies in the event of breach of contract include adjustment of the credit amount, suspension of credit, and cancel the credit unprovided.

Headlines of the articles omitted

- Terms of credit
- The procedure on using the comprehensive credit facility
- Guaranty
- The rights and obligations of the Creditor
- The rights and obligations of the Debtor
- Disputation settlement Validity
- Validity
- Supplement articles
- Notification

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