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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                           WASHINGTON, D.C. 20549-1004

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                                  FORM 10-KSB/A

                                 AMENDMENT NO. 1

                                   ----------

(Mark One)

[X]  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE
     ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2004.

                                       OR

[ ]  TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
     EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM _________ TO _________.

                        Commission File Number 000-49712

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                             CHINA BAK BATTERY, INC.
             (Exact name of registrant as specified in its charter)

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                  Nevada                                88-0442833
      (State or Other Jurisdiction of      (I.R.S. Employer Identification No.)
       Incorporation or Organization)

                      BAK Industrial Park, No. 1 BAK Street
                        Kuichong Town, Longgang District
                  Shenzhen, People's Republic of China, 518119
           (Address of Principal Executive Offices including Zip Code)

     Registrant's telephone number, including area code: (86 755) 897-70060

           Securities registered pursuant to Section 12(b) of the Act:
                                      NONE

           Securities registered pursuant to Section 12(g) of the Act:
                    COMMON STOCK, $0.001 PAR VALUE PER SHARE

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Check whether the issuer is not required to file reports pursuant to Section 13
or 15(d) of the Exchange Act. [ ]

Check whether the issuer (1) filed all reports required to be filed by Section
13 or 15(d) of the Securities Exchange Act of 1934 during the past 12 months (or
for such shorter period that the issuer was required to file such reports), and
(2) has been subject to such filing requirements for the past 90 days.
YES [X] NO [ ]

Check if there is no disclosure of delinquent filers in response to Item 405 of
Regulation S-B contained herein, and none will be contained, to the best of
registrant's knowledge, in definitive proxy or information statements
incorporated by reference in Part III of this Form 10-KSB or any amendment to
this Form 10-KSB. [ ]

The issuer's revenues for its most recent fiscal year were: $0.

Indicate by check mark whether the registrant is a shell company (as defined in
rule 12b-2 of the Exchange Act). YES [ ] NO [X]

The aggregate market value of common stock held by non-affiliates of the
registrant was $124,689,728 at March 29, 2005.(1)

As of March 29, 2005, 40,978,533 shares of the issuer's common stock, par value
$0.001, were issued and outstanding.

Transitional Small Business Disclosure Format (check one): Yes [ ] No [X]

(1)  Based upon a closing bid price on March 29, 2005 of $6.50 per share of
     common stock on the OTC Bulletin Board.

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                                EXPLANATORY NOTE

     This Amendment No. 1 to the Annual Report on Form 10-KSB/A (this
"Amendment") amends the Annual Report on Form 10-KSB for the year ended December
31, 2004 filed on March 31, 2005 (the "Original Filing"). China BAK Battery,
Inc. (f.k.a. Medina Coffee, Inc.) (the "Company") has filed this Amendment to
amend Item 5 of Part II to correct the presentation of the high and low bid
prices for our common stock for the third and fourth quarters of 2004. Pursuant
to Rule 12b-15 under the Securities Exchange Act of 1934, as amended, the
complete text of Item 5 of Part II, as amended, is set forth below. The Company
has also filed this Amendment to amend Item 8A of Part II to clarify that the
evaluation of disclosure controls and procedures required by Item 307 of
Regulation S-B was made as of the end of the period covered by the Original
Filing, December 31, 2004 and to further clarify the conclusion. Pursuant to
Rule 12b-15 under the Securities Exchange Act of 1934, as amended, the complete
text of Item 8A of Part II, as amended, is set forth below. The remainder of the
Original Filing is unchanged and is not reproduced in this Amendment. This
Amendment speaks as of the original filing date of the Form 10-KSB and reflects
only the changes discussed above. No other information included in the Original
Filing, including the Company's financial statements and the footnotes thereto,
has been modified or updated in any way.

                                     PART II

ITEM 5. MARKET FOR COMMON EQUITY, RELATED STOCKHOLDER MATTERS AND SMALL BUSINESS
ISSUER PURCHASES OF EQUITY SECURITIES.

GENERAL

     As of March 29, 2005 our stock is quoted on the Over the Counter Bulletin
Board ("OTCBB") under the symbol "CBBT.OB". The following quotations reflect the
high and low bids for our common stock based on inter-dealer prices, without
retail mark-up, mark-down or commission and may not represent actual
transactions. The high and low bid prices for our common shares for each full
financial quarter for the two most recent full fiscal years were as follows:

     Fiscal Period             High          Low
     -------------            ------        ------

     2003

     First Quarter            $ 0.39        $ 0.37
     Second Quarter           $ 0.60        $ 0.60
     Third Quarter            $ 1.01        $ 1.01
     Fourth Quarter           $ 1.01        $ 1.01

     2004

     First Quarter            $ 1.01        $ 1.01
     Second Quarter           $ 1.01        $ 1.01
     Third Quarter            $ 1.45        $ 1.25
     Fourth Quarter           $ 3.50        $ 1.25

     As of March 29, 2005, the current bid ask of the Company is $6.50/$6.65.
Our stock is thinly traded and the above trading prices do not accurately
represent the trading market of the Company.

DIVIDENDS POLICY

     We have not declared or paid cash dividends or made distributions in the
past, and we do not anticipate that we will pay cash dividends or make
distributions in the foreseeable future. We currently intend to retain and
reinvest future earnings, if any, to finance our operations.

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SALES OF "UNREGISTERED" AND "RESTRICTED" SECURITIES OVER THE PAST THREE YEARS

     The shares of our common stock issued over the past three fiscal year
periods that was not covered by a registration statement is as follows:

      o   99,858 shares of common stock of the Company in full satisfaction of a
          debt in the amount of $49,929 on June 8, 2004 and previously disclosed
          by the Company in a Form 8-K filed on June 10, 2004.

ITEM 8A. CONTROLS AND PROCEDURES.

EVALUATION OF DISCLOSURE CONTROLS AND PROCEDURES

      Our Chief Executive Officer and Chief Financial Officer have evaluated the
effectiveness of our disclosure controls and procedures (as defined in Rules
13a-15(e) and 15d-15(e) of the Securities Exchange Act of 1934, as amended (the
"Exchange Act")) as of December 31, 2004. Based upon their evaluation, the Chief
Executive Officer and Chief Financial Officer have concluded that as of December
31, 2004 our disclosure controls and procedures (i) were designed and were
effective to give reasonable assurance that the information required to be
disclosed by us in reports that we file under the Exchange Act is recorded,
processed, summarized and reported within the periods specified in the rules and
forms of the Securities and Exchange Commission and (ii) were also effective to
ensure that information required to be disclosed in the reports that we file or
submit under the Exchange Act is accumulated and communicated to our management,
including our chief executive officer and chief financial officer, to allow
timely decisions on required disclosure.



CHANGES IN INTERNAL CONTROLS

      During the fourth quarter of the year ended December 31, 2004, there were
no changes in our internal controls over financial reporting that has materially
affected, or is reasonably likely to materially affect, our internal controls
over financial reporting.

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                                   SIGNATURES

      Pursuant to the requirements of Section 13 or 15(d) of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on
its behalf by the undersigned, thereunto duly authorized.

                                        CHINA BAK BATTERY, INC.
                                        (f.k.a. MEDINA COFFEE, INC.)


                                        By: /s/ Xiangqian Li
                                            -----------------------------------
                                            Xiangqian Li
                                            Chairman, President,
                                            Chief Executive Officer and Director
                                            (Principal Executive Officer)

                                        Date:  February 9, 2006

      Pursuant to the requirements of Section 13 or 15(d) of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on
its behalf by the undersigned, thereunto duly authorized.

                                        CHINA BAK BATTERY, INC.
                                        (f.k.a. MEDINA COFFEE, INC.)


                                        By: /s/ Yongbin Han
                                            -----------------------------------
                                            Yongbin Han
                                            Chief Financial Officer,
                                            Secretary, and Treasurer
                                            (Principal Financial and
                                             Accounting Officer)


                                        Date:  February 9, 2006

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                                    EXHIBITS

31.1    Certification of Chief Executive Officer pursuant to 18 U.S.C. Section
        1350, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of
        2002

31.2    Certification of Chief Financial Officer pursuant to 18 U.S.C. Section
        1350, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of
        2002

32.1    Certification of Chief Executive Officer and Chief Financial Officer
        pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906
        of the Sarbanes-Oxley Act of 2002

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