Document:

EXHIBIT 4.1

                                                               CUSIP 16936Y 10 0
                             CHINA BAK BATTERY, INC.

               INCORPORATED UNDER THE LAWS OF THE STATE OF NEVADA

                                                               SEE REVERSE FOR
                                  COMMON STOCK               CERTAIN DEFINITIONS

                                    SPECIMEN

This
certifies
that

is the owner of

 FULLY PAID AND NON-ASSESSABLE SHARES OF THE COMMON STOCK, $0.001 PAR VALUE, OF
                             CHINA BAK BATTERY, INC.

(hereinafter  called  the  "Corporation"),  transferable  on  the  books  of the
Corporation by the holder hereof in person or by duly authorized attorney,  upon
surrender of the Certificate properly endorsed.  This certificate and the shares
represented hereby are issued and shall be held subject to all the provisions of
the  Articles of  Incorporation  and the Bylaws of the  Corporation,  as amended
(copies of which are on file at the  office of the  Transfer  Agent),  to all of
which  the  holder  of this  Certificate  by  acceptance  hereof  assents.  This
Certificate  is not valid unless  countersigned  and  registered by the Transfer
Agent and  Registrar.  Witness  the  facsmile  seal of the  Corporation  and the
facsimile signatures of its duly authorized officers.

DATE:

                            [CORPORATE SEAL OMITTED]

                               Countersigned:
PRESIDENT                                    SECURITIES TRANSFER CORPORATION
                                             P.O. Box 701629
                                             Dallas, TX 75370
                                          By:

SECRETARY                                    ___________________________________
                                             TRANSFER AGENT-AUTHORIZED SIGNATUREExhibit 10.16
                                                                         Summary

Summary of Loan  Agreement by and between  Shenzhen BAK Battery Co., Ltd.  ("the
Company") and Longgang  Branch,  Agricultural  Bank of China dated  November 30,
2005.

Main contents:
>>    Contract No. (Shenzhen Longgang) Nong Yin Jie Zi (81101200500001810)
>>    Loan Amount (RMB) 16 million yuan
>>    Contract Term: November 30, 2005 ~ May 30, 2005
>>    Interest rate: fixed rate of 5.22%;
            |X|   Penalty  interest rate for delayed  repayment:  5.22% plus 50%
                  *5.22%;
            |X|   Penalty interest rate for embezzlement of loan proceeds: 5.22%
                  * 2;
>>    Purpose of the loan is to provide  working  capital for the Company to buy
      raw material;
>>    Advanced repayment of loan needs to be approved by the Lender;
>>    Breach  of  contract  penalties:  suspension  of loan  unprovided,  demand
      prepayment of loan principal and interest before  maturity;  imposition of
      punitive interest;  compensation for the Lender's expenses incurred due to
      the Company's breach of contract such as lawyer's fee, travel cost in case
      of litigation, etc.
>>    The Loan agreement is under  Comprehensive  Credit  Facility  Agreement Of
      Maximum Amount entered between the Company and Agricultural Bank (Shenzhen
      Longgang Nongyin Shouzi No.200502370001;
>>    The loan  agreement is guaranteed by Guaranty  Contract of Maximum  Amount
      entered between BAK International Limited ("BAK HK") and Agricultural Bank
      (Shenzhen  Longgang  Nongyin  Gaobaozi   81905200500000068)  and  Guaranty
      Contract of Maximum Amount entered  between Li Xiangqian and  Agricultural
      Bank (Shenzhen Longgang Nongyin Gaobaozi 200502379999).

Summary of the articles omitted
>>    Types of the loan
>>    Clearing of the loan interest
>>    Condition precedent to drawing of the loan
>>    Rights and obligations of the borrower
>>    Rights and obligations of the lender
>>    Guarantee of the loan
>>    Dispute settlement
>>    Miscellaneous
>>    Validity
>>    NotesExhibit 10.17
                                                                         Summary

Summary of Loan  Agreement by and between  Shenzhen BAK Battery Co.,  Ltd.  (the
"Company") and Agricultural Bank dated December 5, 2005.

Main contents
>>    Contract No. (Shenzhen Longgang) Nong Yin Jie Zi (81101200500001837)
>>    Loan Amount (RMB) 15 million yuan
>>    Contract Term December 5, 2005 ~ June 5, 2006
>>    Interest rate: fixed rate of 5.22%;
            |X|   Penalty  interest rate for delayed  repayment:  5.22% plus 50%
                  *5.22%;
            |X|   Penalty interest rate for embezzlement of loan proceeds: 5.22%
                  *2;
>>    Purpose of the loan is to provide  working  capital for the Company to buy
      raw material;
>>    Advanced repayment of loan needs to be approved by the Lender;
>>    Breach  of  contract  penalties:  suspension  of loan  unprovided,  demand
      prepayment of loan principal and interest before  maturity;  imposition of
      punitive interest;  compensation for the Lender's expenses incurred due to
      the Company's breach of contract such as lawyer's fee, travel cost in case
      of litigation, etc.
>>    The Loan agreement is under  Comprehensive  Credit  Facility  Agreement Of
      Maximum Amount entered between the Company and Agricultural Bank (Shenzhen
      Longgang Nongyin Shouzi No.200502370001;
>>    The loan  agreement is guaranteed by Guaranty  Contract of Maximum  Amount
      entered between BAK HK and  Agricultural  Bank (Shenzhen  Longgang Nongyin
      Gaobaozi  81905200500000068)  and  Guaranty  Contract  of  Maximum  Amount
      entered  between Li Xiangqian and  Agricultural  Bank  (Shenzhen  Longgang
      Nongyin Gaobaozi 200502379999).

Summary of the articles omitted
>>    Types of the loan
>>    Clearing of the loan interest
>>    Condition precedent to drawing of the loan
>>    Rights and obligations of the borrower
>>    Rights and obligations of the lender
>>    Guarantee of the loan
>>    Dispute settlement
>>    Miscellaneous
>>    Validity
>>    NotesExhibit 10.50
                                                                         Summary

Summary of Loan  Agreement by and between  Shenzhen BAK Battery Co.,  Ltd.  (the
"Company") and Longgang Branch,  Shenzhen  Development Bank ("Development Bank")
dated November 1, 2005.

Main contents:
>>    Contract number: Shenfa Longgang Dai Zi NO.20051101001.
>>    The loan  agreement is under  Comprehensive  Credit  Facilities  Agreement
      entered between the Company and Development  Bank (Shenfa  Longgang zongzi
      NO.20050407001).
>>    Loan Principal: RMB 10 million;
>>    Loan term: from the date loan is actually provided to the Company to April
      30,2006.
>>    Interest rate: fixed rate of 6.138%;
            |X|   Penalty interest rate for delayed  repayment:  6.138% plus 50%
                  *6.138%;
            |X|   Penalty  interest  rate  for  embezzlement  of loan  proceeds:
                  6.138% * 2;
>>    Purpose of the loan is to provide working capital for the Company;
>>    Advanced  repayment of loan needs to be approved by  Development  Bank and
      Development  Bank is  entitled to charge a month's  interest  based on the
      prepaid loan principal as penalty;
>>    If any of the following occurs,  Development Bank is entitled to terminate
      Loan  Agreement  1 before its term and  withdraw  all loans  provided  and
      cancel all loans not yet provided under Loan Agreement 1:
            |X|   ---  The  Company  terminates  operation  or is  stopped  from
                  operation;
            |X|   --- The Company  provides  untrue  documents or hide important
                  financial information about its operation;
            |X|   --- The  Company  intentionally  evades  bank  debts by way of
                  related party transaction or other means;
            |X|   --- The Company uses loan  proceeds  for  purposes  other than
                  what is agreed without the consent of Development Bank;
            |X|   ---  Occurrence  of other  instances  which  endangers  or may
                  endanger the safety of the loan provided by  Development  Bank
                  under Loan Agreement 1;
>>    Breach  of  contract  penalties:  suspension  of loan  unprovided,  demand
      prepayment of loan principal and interest before  maturity;  imposition of
      punitive  interest;  compensation for Development Bank's expenses incurred
      due to the Company's  breach of contract such as lawyer's fee, travel cost
      in case of litigation, etc.

<PAGE>

>>    Special term:
            |X|   If the Company belongs to the group client category, it should
                  report to Development  Bank in writing within 10 days from the
                  occurrence of any related  party  transaction  involving  more
                  than 10% of the Company's net asset.

Headlines of the articles omitted:
>>    Loan arrangement >> Drawing of the loan
>>    Clearing of the loan interest
>>    Interest penalty of loan
>>    Acceleration of the loan
>>    Rights and  obligation  of the borrower >> Rights and  obligations  of the
      lender
 >>   Expenses and service charges >> Settlement Account
>>    Amendment and termination of the loan agreement
>>    Miscellaneous
>>    Undertakings and Representations of the borrower
>>    Applicable law and dispute settlement
>>    Effectiveness
>>    Validity
>>    AttentionExhibit 10.51
                                                                         Summary

Summary of Loan  Agreement by and between  Shenzhen BAK Battery Co.,  Ltd.  (the
"Company") and Shenzhen Branch,  China Construction Bank  ("Construction  Bank")
dated December 1, 2005.

Main contents:

>>    Contract number: Jie 2005 zong 1145042R-2
>>    The loan  agreement is under  Comprehensive  Credit  Facilities  Agreement
      entered  between  the  Company  and  Construction   Bank  (Jie  2005  zong
      1145042R).
>>    Loan Principal: RMB 20 million;
>>    Loan term: six months starting from the date loan is actually  provided to
      the Company.
>>    Interest rate: fixed rate of 5.481%;
            |X|   Penalty interest rate for delayed repayment: is 8.2215%;
            |X|   Penalty  interest  rate  for  embezzlement  of loan  proceeds:
                  10.962%;
>>    Purpose of the loan is to provide working capital for the Company;
>>    Advanced repayment of loan needs to be approved by the Lender;
>>    Breach  of  contract  penalties:  suspension  of loan  unprovided,  demand
      prepayment of loan principal and interest before  maturity;  imposition of
      punitive interest;  compensation for the Lender's expenses incurred due to
      the Company's breach of contract such as lawyer's fee, travel cost in case
      of litigation, etc.

Summary of the articles omitted
>>    Types of the loan
>>    Clearing of the loan interest
>>    Plan of loan payment
>>    Validity
>>    Miscellaneous

This loan agreement is guaranteed by Irrevocable  Letter of Guaranty  entered by
and between  Xiangqian Li and  Construction  Bank (bao 2005 zong 1145042R-1) and
the  Guaranty  Contract of of  Comprehensive  Credit  Facilities  entered by and
between  BAK   International,   Ltd.  and  Construction   Bank  (bao  2005  zong
1145042R-2).

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