Document:

Exhibit 10.29

                      SALES CONTRACT OF INDUSTRIAL PRODUCTS
                      -------------------------------------
                                                                     NO.:
                                                               SIGNED AT: Tai'an
                                                             DATE: March 5, 2005

This contract is made and entered into by and between  Shandong Taifeng Minerals
Co., Ltd (hereinafter referred to as the Seller) and Shandong Bangsheng Chemical
Co.,  Ltd  (hereinafter  referred to as the Buyer);  whereby the Seller agree to
sell and the Buyer agree to buy the commodity mentioned in this contract subject
to the terms and conditions stipulated below:

Article 1: Object, Quantity, Price and Date of Delivery

NAME OF COMMODITY: Bituminous Coal

Producer: Taifeng Minerals

UNIT: ton

QUANTITY: 24,000

UNIT PRICE: RMB 450 yuan

TOTAL AMOUNT: RMB 10,800,000 (ten million, eight hundred thousand) yuan

DATE OF DELIVERY: From March 5 2005 to March 5 2006, 2,000 tons each month

Article 2: QUALITY STANDARD

Be  subject  to  the  Quality  Standards  of  Bituminous  Coal  provided  by the
successful bidder.

Article 3: SUPPLY  QUANITY  REQUIREMENT:  The monthly  supply shall no less than
2,000 tons.

Article  4:  STANDARD  FOR  REASONABLE  WEAR AND TEAR AND  COMPUTING  MODE:  The
quantity  shall be based on the weighing  slip on the scale at the factory,  and
any losses shall be responsible for the Seller itself.

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Article 5: MEANS AND PLACE OF DELIVERY:  The Buyer's bituminous coal stock.

Article 6: MODE OF TRANSPORAT AND DESTINATION AND COST ALLOCATION:  By road; the
Seller shall pay the cost.

Article 7: STANDARD,  METHOD, and PLACE AND TIME LIMIT OF INSPECTION:  The check
and acceptance will be done in the place of the Buyer; those failing to meet the
standards will be rejected.

Article 8: METHOD, TIME AND PLACE OF PAYMENT: Cash on Delivery.

Article 9: BREACH LIABILITY: shall be governed by the provisions of the Contract
Law.

Article 10: METHOD OF SETTLING THE DISPUTE OVER THE CONTRACT:

IN THE PERFORMING OF THIS CONTRACT, IF ANY DISPUTE ARISES, THE TWO PARTIES SHALL
SETTLE IT THROUGH FRIENDLY DISCUSSIONS;  THE DISPUTE CAN ALSO BE MEDIATED BY THE
LOCAL INDUSTRIAL AND COMMERICAL ADMINISTRATION;  IF NO SETTLEMENT COMES FROM THE
DISCUSSIONS OR  MEDIATATIONS,  THE DISPUTE SHALL BE SETTLED BY LAWSUITS  THROUGH
THE PEOPLE'S COURT.

Article 11: THIS CONTRACT  SHALL BECOME  EFFECTIVE as of the fifth day of March,
2005.

Article 12: MISCELLANEOUS: The contract period is one full year.

THE SELLER:                                 THE BUYER:
Shandong Taifeng Minerals Co., Ltd          Shandong Bangsheng Chemical Co., Ltd

/s/ Liu Changzhou                            /s/ Wang Gongqin
----------------------------------          ------------------------------------
AUTHORISED SIGNATURE                        AUTHORISED SIGNATUREExhibit 10.30

                        SALES CONTRACT OF ANTHRACITE COAL

This  contract  is made  and  entered  into by and  between  Shandong  Bangsheng
Chemical Co., Ltd (hereinafter  referred to as Party A) and Jincheng City Yapeng
Economy & Trade Co., Ltd (hereinafter referred to as Party B); whereas the needs
of Party A's production and the result of the public bidding,  Party A agrees to
sign this Sales Contract of Anthracite Coal dated the sixth day of March,  2005.
The specific terms and conditions are stipulated as follow:

I.   The Supply Quantity of Anthracite Coal

The yearly  quantity of anthracite  coal supplied by Party B to Party A shall be
3,500 tons whose supply shall be in a balanced manner and shall not be suspended
and the contract period shall be a full year.

II.  The Quality Standards of the Supplied Coal

The  anthracite  coal  supplied by Party B to Party A shall be up to the quality
standards of Party A and detailed  provisions on the quality  standards  will be
attached.

III. The Price of the Anthracite Coal

For the moment,  RMB 720 yuan per ton and the price shall fluctuate in line with
market conditions.

IV.      Mode of Transportation

Party B shall be responsible for all transportation cost.

V.   Delivery and the Computing Mode of Losses

     (1)  The weighing done by Party A shall be the final, and Party B shall ask
          for the payment upon the weighing slip.
     (2)  Party A shall check the quality of the  anthracite  coal  delivered by
          Party B in each truck.

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VI.  Method of Payment

In principle,  the mode of payment shall be cash on delivery.  Party A shall pay
off all payments within three months after the termination of the cooperation of
the two parties.

VII. Breach Liability

This Contract shall become  effective as of the date when it is signed.  The two
parties  shall be abide by and perform it. If there are some  general  questions
arise,  the two parties  shall  settle  them  through  negotiations.  If the two
parties fail to settle them through  negotiations,  they can be submitted to the
People' Court of Tai'an City to decide.

VIII. This Contract is in duplicate, and each party has one copy.

PARTY A:                                          PARTY B:
Shandong Bangsheng Chemical Co.,                  Jincheng City Yapeng Economy &
Ltd                                               Trade Co., Ltd

 /s/ Wang Gongqin                                  /s/ Deng Mingju
--------------------------------                  ------------------------------
AUTHORIZED SIGNATURE                              AUTHORIZED SIGNATUREExhibit 10.31

                             Construction Contract

In accordance  with the principle of openness,  impartiality  and fairness,  the
public bidding meeting on the Triamine Project - Refinery  Workshop and Relevant
Structures and Earth Hardening Project of Shandong  Bangsheng Chemical Co., Ltd.
was a full success.  Through friendly  negotiation,  Shandong Bangsheng Chemical
Co.,  Ltd. and Chen  Houzhi,  the  successful  bidder,  agree to establish  this
contract. The parties hereby agree as follows:

Party A:  Shandong  Bangsheng  Chemical Co.,  Ltd.  (hereinafter  referred to as
"Party A")
Party B: Chen Houzhi (hereinafter referred to as "Party B")

I.    Project Name: Triamine Refinery Workshop and Relevant Structures and Earth
      Hardening Project

II.   Type of Contract: Contract for labor and materials

III.  Projected Engineering Work Load:
      Construction  Cost:  Construction  payment  shall be done in line with the
      State's current construction flat rate and other related documents.
      Projected  construction  cost of  refinery  workshop:  RMB  455,000  (four
      hundred and fifty-five thousand) yuan;
      Projected   construction  cost  of  related  structures:   RMB10,000  (ten
      thousand) yuan;
      Projected  construction  cost  of  Earth  Hardening  Project:  RMB  35,000
      (thirty-five thousand) yuan.
      Total: RMB 500,000 (five hundred thousand) yuan.
      The final payment shall be based on the actual volume of works.

<PAGE>

IV.   Construction  Period: At the request of Party A, the construction shall be
      completed within 30 days after the signing of this contract

V.    Mode of Payment:
      30(C)++ of the total  construction cost shall be paid within 10 days after
      the equipment and staff of the unit in charge of  construction  arrive the
      construction   site  and  come  into  operation;   30(C)++  of  the  total
      construction cost shall be paid after the main body of the construction is
      completed;  30(C)++ of the total construction cost shall be paid after the
      construction has been checked and accepted; the remaining 10(C)++ shall be
      paid off at a single  payment  within  one year  after the  completion  of
      construction, henceforward this contract shall become self-annulled.

VI.   Quality Requirement and Acceptance Criterion:
      1.    Quality Grade Standard: superior
      2.    Party A provides  construction  site featured "three put through one
            level",  and a construction map. Party A is also responsible for the
            joint checkup of the blueprint before starting.
      3.    During construction,  Party B shall carry out construction  strictly
            in adherence to the technological  requirements of the blueprint and
            other related standards and make sure to clear the construction site
            after finishing the work.
      4.    Modification   of  Design:   Both  parties  shall  agree  on  a  new
            construction cost based on the actual modification.
      5.    Acceptance  inspection  of this  construction  shall  subject to the
            requirements of Party A and the blueprint.
      6.    Party  B  shall  be  submissive  to  the  quality   supervision  and
            administration of the supervisor.  The supervisor shall come up with
            suggestions  regarding  the  quality  of  construction  on which the
            improvement  should be based and efforts  should be taken to achieve
            satisfactory quality.

<PAGE>

VII.  Safety Responsibility:
      During  construction,  Party B shall work out related  safety  rules which
      shall be  strictly  followed  and  prevent  any  things  in the  nature of
      violating  the basic  three work  safety  rules.  Should an injury on duty
      happen, Party A should give help in immediate rescue. All responsibilities
      and expenses shall be shouldered by Party B.

VIII. Rights and Obligations of both Parties:
      1.    This contract has legal  effects.  Neither Party shall  deliberately
            terminate  or modify the  contract;  otherwise  it is  regarded as a
            breach of this  contract.  The  party in breach  shall pay the other
            Party 3(C)++ of the total construction cost as penalty.
      2.    Party  A only  provides  Party  B  with  the  blueprint,  technology
            information  and other main materials  needed for the  construction.
            Other  machinery,  equipment  and tools shall be provided by Party B
            itself.
      3.    Party B shall  guarantee  the  quality of  construction  and conduct
            quality control during the construction. If some work has to be done
            again  as a  result  of  quality  failure,  Party B shall  bear  all
            economic  losses.  If  some  work  has to be done  again  due to the
            misplay  of any of the  technical  instructions  by Party A, Party A
            shall bear the responsibility.
      4.    During  construction,  Party B shall abide by rules and  regulations
            and be obedient to Party A's management,  and complete  construction
            in time. A reward/penalty  of RMB 2,000 yuan is implemented for each
            day ahead of / behind the deadline. The construction period could be
            correspondingly  prolonged in case of the force majeure or a rain or
            snow lasting for over 4 hours.  If the  construction is suspended or
            delayed  because the quality failure results in the stop of the work
            or the work has to be  rectified  and  improved  as the  company  in
            charge of the supervision so demands,  the construction period shall
            not be prolonged.

<PAGE>

      5.    After the project is contracted by Party B, it shall not subcontract
            the  construction  to a third  party in any  form or by any  reason.
            Otherwise,  it would be deemed as a breach of this  contract.  After
            completing  the  contract,  Party  B  shall  hand  in to  Party A an
            application for an acceptance  inspection in written form. After the
            construction  got  accepted,  Party B shall  provide  an  acceptance
            report of construction.

IX:   Settlement of Disputes:
      Both parties  shall conduct  sincere  cooperation  and settle  disputes of
      construction  through  friendly  negotiation.  If the  negotiation  fails,
      either Party could take the dispute(s) to the local people's court.

X:    This contract  shall become  effective upon the signature and seal of both
      Parties.

XI:   This Contract has two originals, and each party shall hold one copy.

Party A: Shandong Bangsheng Chemical Co., Ltd. (seal)
Legal Representative:    /s/ Xu Qiqing

Party B: Chen Houzhi
Legal Representative:  /s/ Chen Houzhi

Date: March 1, 2005

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