Document:

Exhibit 10.23

                              CONSULTING AGREEMENT

      This agreement is entered into this 29th day of March 2004 by and between
Chardan China Acquisition Corp. ("Chardan"), a Delaware, United States
corporation, and Wuxi Glass Limited ("Wuxi Glass"), a BVI corporation. [NOTE:
Name subsequently changed to Best of the Best.]

      RECITALS

      Chardan is a publicly traded company that has as its stated purpose
identifying and engaging in a business combination with a Chinese business. In
order to do so, Chardan will require assistance in evaluating several Chinese
businesses as candidates for the business combination (the "Merger Candidates")
in order to select the most desirable one from among them.

      Wuxi Glass is a Chinese consulting company that offers a variety of
services that will enable it to perform the evaluations of the Merger Candidates
for Chardan, among other things.

      Chardan wishes to hire Wuxi Glass and Wuxi Glass wishes to be employed by
Chardan in order to perform evaluations of the Merger Candidates and other
services, all on the terms and conditions set forth in this Agreement.

                                    AGREEMENT

      NOW, THEREFORE, the parties agree as follows:

      1. Retention of Wuxi Glass as Consultant. Chardan hereby retains, and Wuxi
Glass hereby accepts, retention by Chardan, as a consultant.

      2. Services to be Performed by Wuxi Glass. As consultant for Chardan, Wuxi
Glass shall perform the following services (the "Services"):

            (a) Assisting Chardan in identifying potential Merger Candidates;

            (b) Making sure that all confidentiality and no action letters
provided by Chardan (attached as Appendix A and Appendix B) are executed by each
Merger Candidate or advisor prior to entering into any negotiations;

            (c) Compiling preliminary summary information regarding each Merger
Candidate (including Merger Candidates identified by parties other than Wuxi
Glass) of a type and in a form prescribed by Chardan that will enable Chardan to
select one or more Merger Candidates for more in depth analysis;

<PAGE>

            (d) Performing in-depth financial due diligence and analysis on
those Merger Candidates selected by Chardan in order to verify the accuracy and
completeness of the information provided and initially formatting that
information in a manner _____________;

            (e) Recommending to Chardan, based on Wuxi Glass's knowledge of the
final Merger Candidate, the most desirable structure for the candidate and for
the business combination between Chardan and the candidate;

            (f) Performing an evaluation of the information of the Merger
Candidate to assess its sufficiency for purposes of US corporate and securities
requirements for legal and accounting purposes;

            (g) Assisting the Final Merger Candidate to meet the requirements
identified by lawyers and accountants in final preparation for the business
combination between Chardan and the final Merger Candidate; and

            (h) Providing ongoing support to Chardan and the final Merger
Candidate through the merger process.

      3. Compensation Paid to Wuxi Glass. The total compensation payable to Wuxi
Glass in exchange for the Services shall be the following:

            (a) Total Compensation. The total compensation payable to Wuxi Glass
for all services rendered pursuant to this agreement shall be $250,000, payable
in accordance with the following schedule:

            o     $87,500 will be placed in a Chinese bank account within one
                  week after the execution of this agreement. The account shall
                  require a signature from an officer of Chardan and an officer
                  of Wuxi Glass on all checks and drafts. This amount shall be
                  disbursed in payments of $30,000, $30,000 and $27,500, the
                  first being payable two weeks after the execution of this
                  agreement and the second and third each two weeks following
                  the prior payment.

            o     $37,500 upon Chardan's hiring of an investment banker to
                  assist it in the business combination with the final Merger
                  Candidate or upon the public announcement of the intention to
                  engage in a business combination with the final Merger
                  Candidate. o $87,500 upon the approval by Chardan's
                  shareholders of the proposed business combination.

            o     $37,500 upon consummation of the approved business
                  combination.

In the event that the proposed business combination with the final Merger
Candidate is not completed, Wuxi Glass will remain obligated to continue
providing the Services to the extent necessary, until the shareholders of
Chardan approve a business combination between Chardan and a Merger Candidate.
Such ongoing services shall be provided without payment of additional
compensation by Chardan.

                                       2
<PAGE>

      4. Representations and Warranties of Wuxi Glass. Wuxi Glass represents and
warrants that it has or will hire personnel that are capable of performing the
Services at a level acceptable to Chardan.

      5. Termination. In the event that Chardan determines that Wuxi Glass
cannot provide the Services at an acceptable level, it may terminate this
agreement. In the event of such termination, Chardan shall be responsible only
for the amount of compensation due up to the date of the termination.

      6. Expenses. The compensation provided for under Section 3, above, shall
be the total compensation payable to Wuxi Glass, including expenses it incurs in
connection with performing the services, except for the following expenses:

            o     Professional (legal and accounting) fees, unless the
                  professional is retained directly by Wuxi Glass, in which case
                  Wuxi Glass shall be responsible for such fees;

            o     International travel expenses, including meals, incurred at
                  the request of Chardan; and

            o     The difference between standard lodging costs and those
                  incurred by Wuxi Glass at the request of Chardan and for its
                  convenience.

      IN WITNESS WHEREOF, the parties have set their hands and seals as of the
date first written above.

CHARDAN CHINA ACQUISITION CORP.     WUXI GLASS LIMITED

By: /S/ Huang Jiangnan                               By:   /S/ Wu Chong
         Huang Jiangnan                                       Wu Chong
Its:     Chief Executive                             Its:     Managing Director

<PAGE>

                   First Modification to Consulting Agreement
                               Dated 29 March 2004

      This First Modification ("Modification") to the Consulting Agreement dated
March 29, 2004 ("Agreement") by and between Chardan China Acquisition Corp.
("Chardan") and Best of the Best (formerly Wuxi Glass Limited) ("Consultant"),
dated June 16, 2005.

      Chardan recognizes that the consulting activities of Consultant pursuant
to the Agreement have taken additional effort, time and expense on the part of
Consultant, and Chardan agrees to increase the compensation of Consultant under
the Agreement by the terms of this Modification for those efforts, time spent
and expenses and Consultant agrees to accept the additional compensation as set
forth herein in full satisfaction of the additional services provided and
expenses incurred.

      The parties hereby agree that in addition to the cash compensation set
forth in the Agreement, Chardan will issue or cause its successor to issue to
Consultant, an aggregate of 200,000 shares of common stock of Chardan or its
successor, such shares to be restricted stock, without registration rights. The
shares will be issued upon consummation of a business combination by Chardan
with another entity, as described in its prospectus dated March 16, 2004. If
Chardan does not consummate such a business combination, Chardan will have no
obligation to issue the shares. Consultant hereby represents that it is an
accredited investor, as that term is defined under Regulation D under the United
States securities laws, and that it is accepting the additional compensation
shares for its own investment and not with a view towards distribution or
resale, and that it has received information about Chardan and the transactions
contemplated by Chardan, including a copy of Registration Statement 333.124705.
Consultant hereby agrees that the share certificate may bear a restrictive
legend and there may be stop transfer instructions on the shares.

      Consultant hereby agrees that in respect of the obligations that may be
due by Chardan to Consultant, Consultant hereby waives all right to any of the
moneys in the trust fund maintained by Chardan holding certain of the proceeds
of its initial public offering, and that Consultant hereby agrees that it will
not attempt to obtain, directly or indirectly, any of those funds for any
reason, for itself or for any other person or entity. Consultant agrees that it
will not pursue any legal or administrative action or attempt to register any
lien or charge against the trust fund in any jurisdiction. This letter will be
deemed admissible evidence of its waiver and agreement not to pursue any claim
that would result in either a direct or indirect demand, claim, lien or charge
on the trust fund or the monies therein.

         This Modification is hereby agreed and executed the date indicated
above.

                                        Chardan China Acquisition Corp.

                                        By /S/ Richard Propper
                                                 Richard Propper,
                                                 Chairman

                                        Best of the Best

                                        By /S/ Wu Chong
                                                 Wu Chong
                                                 Managing Director

<PAGE>

                   First Modification to Consulting Agreement
                               Dated 29 March 2004

         This First Modification ("Modification") to the Consulting Agreement
dated March 29, 2004 ("Agreement") by and between Chardan China Acquisition
Corp. ("Chardan") and Best of the Best (formerly Wuxi Glass Limited)
("Consultant"), dated June 16, 2005.

           Chardan recognizes that the consulting activities of Consultant
pursuant to the Agreement have taken additional effort, time and expense on the
part of Consultant, and Chardan agrees to increase the compensation of
Consultant under the Agreement by the terms of this Modification for those
efforts, time spent and expenses and Consultant agrees to accept the additional
compensation as set forth herein in full satisfaction of the additional services
provided and expenses incurred.

         The parties hereby agree that in addition to the cash compensation set
forth in the Agreement, Chardan will issue or cause its successor to issue to
Consultant, an aggregate of 200,000 shares of common stock of Chardan or its
successor, such shares to be restricted stock, without registration rights. The
shares will be issued upon consummation of a business combination by Chardan
with another entity, as described in its prospectus dated March 16, 2004. If
Chardan does not consummate such a business combination, Chardan will have no
obligation to issue the shares. Consultant hereby represents that it is an
accredited investor, as that term is defined under Regulation D under the United
States securities laws, and that it is accepting the additional compensation
shares for its own investment and not with a view towards distribution or
resale, and that it has received information about Chardan and the transactions
contemplated by Chardan, including a copy of Registration Statement 333.124705.
Consultant hereby agrees that the share certificate may bear a restrictive
legend and there may be stop transfer instructions on the shares.

         Consultant hereby agrees that in respect of the obligations that may be
due by Chardan to Consultant, Consultant hereby waives all right to any of the
moneys in the trust fund maintained by Chardan holding certain of the proceeds
of its initial public offering, and that Consultant hereby agrees that it will
not attempt to obtain, directly or indirectly, any of those funds for any
reason, for itself or for any other person or entity. Consultant agrees that it
will not pursue any legal or administrative action or attempt to register any
lien or charge against the trust fund in any jurisdiction. This letter will be
deemed admissible evidence of its waiver and agreement not to pursue any claim
that would result in either a direct or indirect demand, claim, lien or charge
on the trust fund or the monies therein.

         This Modification is hereby agreed and executed the date indicated
above.

                                    Chardan China Acquisition Corp.

                                    By /S/ Richard Propper
                                           Richard Propper,
                                           Chairman

                                    Best of the Best

                                    By ?S/ Wu Chong
                                           Wu Chong
                                           Managing DirectorExhibit 10.24

                                VOTING AGREEMENT
                                ----------------

      This Voting Agreement (the "Agreement") is made effective as of ___,
2005, by and among Origin Agritech Company Limited, a British Virgin Islands
company, and its successors (the "Company") and certain stockholders of the
Company whose names are set forth on the signature pages to this Agreement (each
an "Stockholder" and collectively, the "Stockholders").

                                    RECITALS
                                    --------

      WHEREAS, pursuant to a Stock Purchase Agreement (the "Purchase
Agreement"), by and among the Company State Harvest Holdings Limited and various
individuals, the Company has acquired State Harvest Holdings Limited;

      WHEREAS, the Purchase Agreement provides that the Company and the
Stockholders execute voting agreements which provide for substantially similar
voting obligations as those provided for herein; and

      WHEREAS, the parties desire to enter into this Agreement and to provide
that in exercising any voting rights related to the subject matter of this
Agreement, the shares of the Company's voting stock held by them shall be voted
as provided in this Agreement.

                                    AGREEMENT
                                    ---------

         NOW THEREFORE, in consideration of the mutual covenants and agreements
set forth herein and for other good and valuable consideration the receipt and
adequacy of which is hereby acknowledged, the parties hereto, intending to be
legally bound, hereby agree as follows:

                                   ARTICLE 1

                                Agreement to Vote

      1.1 Agreement to Vote. During the term of this Agreement, each Stockholder
hereby agrees and covenants, severally and not jointly, to vote or cause to be
voted all of his, her or its Common Stock of the Company ("Common Stock") then
owned by him, her or it or over which he, she or it has voting power at any
regular or special meeting of stockholders, or, in lieu of any such meeting, to
give his, her or its written consent in any action by written consent of the
stockholders, in favor of the following item:

            (a) The election to the Company's Board of Directors of the
following two (2) individuals:

            (i) Kerry Propper; and

            (ii) One (1) nominee designated by Kerry Propper;.
<PAGE>

            (b) In the event that any of the persons nominated pursuant to
Section 1.1(a) is unable or unwilling to serve as a director, the election of
such successor nominee as is designated by the parties entitled to designate
such nominee pursuant to Section 1.1(a).

      1.2 Further Assurances. Each Stockholder shall take such action as may be
reasonably necessary ------------------- to perform its obligations hereunder.

                                   ARTICLE 2

                                  Miscellaneous

      2.1 Termination. This Agreement shall remain in effect until the third
anniversary of the acquisition of State Harvest Holdings Limited by the Company.
From and after such date, this Agreement shall terminate automatically and
without further action by any of the parties.

      2.2 Successors; Legending of Shares. The terms of this Agreement shall be
binding upon and inure to the benefit of the heirs, personal representatives,
successors and assigns of the parties hereto and each transferee or assignee of
the Common Stock of the Stockholders subject to this Agreement shall continue to
be subject to the terms hereof. During the term of this Agreement, each
certificate representing the Common Stock subject to this Agreement shall be
endorsed by the Company with a legend reading substantially as follows:

          "THE SECURITIES REPRESENTED BY THIS CERTIFICATE ARE SUBJECT TO
          A VOTING AGREEMENT, A COPY OF WHICH MAY BE OBTAINED AT NO COST
          BY WRITTEN REQUEST MADE BY THE HOLDER OF RECORD OF THIS
          CERTIFICATE TO THE SECRETARY OF THE COMPANY."

      Within three (3) business days following termination of this Agreement,
the Company shall provide to each Stockholder new certificates from which the
above legend has been removed.

      2.3 Governing Law. This Voting Agreement shall be governed in all respects
by the laws of the State of New York without regard to choice of laws or
conflict of laws provisions thereof or the laws under which the Company is
incorporated.

      2.4 Specific Performance. In the event of a breach by any party of its
obligation to vote or act as provided in this Agreement, any aggrieved party
shall be entitled to a decree of specific performance. The aggrieved party shall
not be denied specific performance by a court on the ground that a remedy at law
is adequate or on other grounds relating to the jurisdiction of a court of
equity.

      2.5 Successors and Assigns. This Agreement and all rights, duties and
obligations hereunder shall inure to the benefit of, and be binding upon, the
successors, assigns, heirs, executors and administrators of the parties.

                                      -2-
<PAGE>

      2.6 Entire Agreement; Amendment. This Agreement and any term hereof may be
amended, waived, discharged or terminated (either generally or in a particular
instance and either retroactively or prospectively) only by a written instrument
signed by the Company and the Stockholders. Any amendment or waiver of this
Agreement so effected shall be binding upon each of the parties to this
Agreement. This Agreement constitutes the full and entire understanding and
agreement between the parties with regard to the subject matter hereof. Any
prior agreements, understandings or representations with respect to the subject
matter hereof, are superseded by this Agreement and shall have no further force
or effect.

      2.7 Notice. All notices and other communications required or permitted
hereunder shall be in writing and shall be sent by first-class United States
mail or delivered in person or sent via next day Federal Express delivery or any
other nationally-recognized overnight delivery service or by facsimile (with
confirmation of receipt), addressed:

            (a) if to an Stockholder, at such address as set forth in the Stock
Purchase Agreement, or at such other address as the Stockholder shall have
furnished to the Company in writing;

            (b) if to any other holder of any securities subject to this
Agreement, at such address as such holder shall have furnished to the Company in
writing, or, until any such holder so furnishes an address to the Company, then
to and at the address of the last holder of such securities who has so furnished
an address to the Company; or

            (c) if to the Company, at the address set forth below the signature
of the Company's duly authorized representative.

      Notice shall be deemed to be received for purposes of this Agreement (i)
when delivered, if delivered in person, (ii) one (1) business day after having
been deposited for delivery, if delivered by next day Federal Express delivery
or any other nationally-recognized overnight delivery service, (iii) three (3)
days after having been deposited in the United States mails with first class
postage prepaid and addressed to the recipient and (iv) when sent, if delivered
by facsimile (with confirmation of receipt).

      2.8 Delays or Omissions. No delay or omission to exercise any right, power
or remedy accruing to any party upon any breach or default under this Agreement
shall impair any such right, power or remedy of such party, nor shall it be
construed to be a waiver of any such breach or default or an acquiescence
therein, or of or in any similar breach or default thereafter occurring; nor
shall any waiver of any single breach or default be deemed a waiver of any other
breach or default theretofore or thereafter occurring. Any waiver, permit,
consent or approval of any kind or character of any breach or default under this
Agreement, or any waiver on the part of any party of any provisions or
conditions of this Agreement, must be made in writing and shall be effective
only to the extent specifically set forth in such writing. All remedies, either
under this Agreement or by law or otherwise afforded to any holder, shall be
cumulative and not alternative.

      2.9 Severability. Whenever possible, each provision of this Agreement
shall be interpreted in such manner as to be effective and valid under
applicable law, but if any provision of this Agreement shall be held to be
prohibited by or invalid under applicable law, such provision shall be
ineffective only to the extent of such prohibition or invalidity, without
invalidating the remainder of such provision or the remaining provisions of this
Agreement.

                                      -3-
<PAGE>

      2.10 Counterparts. This Agreement may be executed in any number of
counterparts and by facsimile, each of which shall be deemed an original, but
all of which together shall constitute one and the same instrument.

                [Remainder of this Page Intentionally Left Blank]

                                      -4-
<PAGE>

      IN WITNESS WHEREOF, the undersigned have executed this Voting Agreement as
of the date first set forth above.

      COMPANY:               ORIGIN AGRITECH COMPANY LIMITED

      Fax:                   By:
                                 --------------------------------------------
                                      Name:
                                      Title:

      STOCKHOLDERS:          By:
                             ------------------------------------------------
                                               Signature

                             Name:
                                   ------------------------------------------
                                               Han Gengchen

                             By:
                                 --------------------------------------------
                                               Signature

                             Name:
                                   ------------------------------------------
                                               Yang Yasheng

                             By:
                                 --------------------------------------------
                                               Signature

                             Name:
                                   ------------------------------------------

                                         Yuen Leong

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