Document:

Exhibit 10.12

                      SALES CONTRACT OF INDUSTRIAL PRODUCTS
                      -------------------------------------
                                                                      NO.: 03010
                                                               SIGNED AT: Tai'an
                                                          DATE: January 12, 2003

This contract is made and entered into by and between  Shandong Shengda Chemical
Machinery Co., Ltd (hereinafter  referred to as the Seller) and Shandong Shengda
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: Steam Surge Tank

UNIT: PIECE

QUANTITY: One

UNIT PRICE: RMB 558,350.00 yuan

TOTAL AMOUNT:  RMB  558,350.00  yuan (five hundred and fifty eight  thousand and
three hundred and fifty) yuan

DATE OF DELIVERY: February 22, 2003

Article 2: QUALITY STANDARD

The seller will manufacture the objects according to the National  Standards and
the drawing sheet provided by the Buyer.

Article 3: TERMS AND TIME LIMIT OF QUALITY  ASSURANCE  OF THE SELLER:  1 Year of
Quality Warranty

Article 4: NUMBER OF NECESSITIES, SPARE PARTS, TOOLS TO BE PACKED WITH THE SAID
EQUIPMENT, AND METHOD OF SUPPLY: In accordance with the requirements indicated
in the drawing sheet.

Article 5: TITLE TO THE GOODS SHALL BE PASSED  UPON  DELIVERY;  HOWEVER,  IF THE
BUYER  FAILS TO PERFORM  THE  OBLIGATION  OF PAYING THE FULL  AMOUNT OF PURCHASE
PRICE, TITLE TO THE GOODS SHALL REMAIN WITH THE SELLER.

<PAGE>

Article 6: MEANS AND PLACE OF DELIVERY: The site where the buyer uses the goods.

Article 7: MODE OF TRANSPORAT AND DESTINATION AND COST ALLOCATION:  By road; the
Seller shall pay the cost.

Article  8:  STANDARD,  METHOD,  and PLACE  AND TIME  LIMIT OF  INSPECTION:  The
inspection  will be done  pursuant  to Article 2 at the place of  delivery.  Any
dispute shall be raised within three days.

Article  9:  METHOD,  TIME AND PLACE OF  PAYMENT:  50% shall be paid  after this
contract becomes effective. 40% shall be paid after the object has been made and
delivered; and the remaining amount of money shall be paid off within one year.

Article 10:  TERMINATION  OF THIS  CONTRACT:  When the  contract  has been fully
performed and after the remaining amount of money has been paid off.

Article 11: 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 12: THIS CONTRACT SHALL BECOME  EFFECTIVE  after having been  officially
signed by the two parities.

THE SELLER:                                   THE BUYER:
Shandong Shengda Chemical
Machinery Co., Ltd                            Shandong Shengda Chemical Co., Ltd

 /s/ Gong Xingyu                                /s/ Wang Wei
-------------------------                     ----------------------------------
AUTHORISED SIGNATURE                          AUTHORISED SIGNATUREExhibit 10.13

                      SALES CONTRACT OF INDUSTRIAL PRODUCTS
                      -------------------------------------
                                                                   NO.:
                                                               SIGNED AT: Tai'an
                                                          DATE: January 15, 2003

This contract is made and entered into by and between Feicheng Longxin Materials
Storage & Transportation  Co., Ltd  (hereinafter  referred to as the Seller) and
Shandong  Shengda  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: Anthracite Coal

UNIT: ton

QUANTITY: 3,000

UNIT PRICE: RMB 630 yuan

TOTAL AMOUNT: RMB 1,890,000.00 (ten million,  eight hundred and ninety thousand)
yuan

DATE OF DELIVERY: 300 tons each month

Article 2: QUALITY STANDARD

The fixed  carbon  shall be more than 78%, and the heat value shall be more than
7,000 kcal;

Article 3: TERMS AND TIME LIMIT OF QUALITY  ASSURANCE OF THE SELLER:  The sulfur
content shall be below 0.6% and the content of debris shall be less than 1%.

Article 4: SUPPLY  QUANTITY  REQUIREMENT:  The monthly  supply  shall be kept in
balance.

Article  5:  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.

<PAGE>

Article 6: MEANS AND PLACE OF DELIVERY: The Buyer's coal stock.

Article 7: MODE OF TRANSPORAT AND  DESTINATION AND COST  ALLOCATION:  The Seller
shall be responsible for unloading and other expenses.

Article 8: STANDARD,  METHOD, and PLACE AND TIME LIMIT OF INSPECTION:  The check
and acceptance will be done by the Buyer; If there is any objection,  it will be
put forward within two days.

Article 9: METHOD,  TIME AND PLACE OF PAYMENT:  Cash on Delivery and the payment
shall be done on a weekly basis upon the weighing slip.

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  after having been  officially
signed by the two parities.

THE SELLER:                                   THE BUYER:
Feicheng Longxin Materials Storage &
Transportation Co., Ltd                       Shandong Shengda Chemical Co., Ltd

 /s/ Chen Jia boa                              /s/ Chen Zhongzhi
------------------------------------          ----------------------------------
AUTHORISED SIGNATURE                          AUTHORISED SIGNATUREExhibit 10.14

                      SALES CONTRACT OF INDUSTRIAL PRODUCTS
                      -------------------------------------
                                                                   NO.:
                                                               SIGNED AT: Tai'an
                                                          DATE: January 15, 2003

This  contract is made and entered into by and between  Xintai City Quangou Coal
Mine (hereinafter  referred to as the Seller) and Shandong Shengda 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

UNIT: ton

QUANTITY: 3,500

UNIT PRICE: RMB 315 yuan

TOTAL AMOUNT:  RMB 1,102,500  (one million,  one hundred and two thousand,  five
hundred) yuan

DATE OF DELIVERY: 400 tons each month

Article 2: QUALITY STANDARD

The heat value shall be more than 5,000 kcal;

Article 3: TERMS AND TIME LIMIT OF QUALITY  ASSURANCE OF THE SELLER:  The sulfur
content shall be below 1.6% and the content of debris shall be less than 1.5%.

Article 4: SUPPLY  QUANTITY  REQUIREMENT:  The monthly  supply  shall be kept in
balance.

Article  5:  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.

Article 6: MEANS AND PLACE OF DELIVERY: The Buyer's coal stock.

<PAGE>

Article 7: MODE OF TRANSPORAT AND  DESTINATION AND COST  ALLOCATION:  The Seller
shall be responsible.

Article 8: STANDARD,  METHOD, and PLACE AND TIME LIMIT OF INSPECTION:  The check
and  acceptance  will be done  according to the  standards of the Buyer;  if the
quality fails to meet the standards, it will be rejected.

Article 9: METHOD,  TIME AND PLACE OF PAYMENT:  Cash on Delivery and the payment
shall be done upon the weighing slip.

Article 10: TERMINATION OF THIS CONTRACT: When the two parties both find it hard
to perform this Contract.

Article  11:  BREACH  LIABILITY:  shall be  governed  by the  provisions  of the
Contract Law.

Article 12: 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 13: THIS CONTRACT SHALL BECOME  EFFECTIVE  after having been  officially
signed by the two parities.

THE SELLER:                                   THE BUYER:
Xintai City Quangou Coal Mine                 Shandong Shengda Chemical Co., Ltd

 /s/ Han Qingwen                               /s/ Wang Wei
-----------------------------                 ----------------------------------
AUTHORISED SIGNATURE                          AUTHORISED SIGNATUREExhibit 10.15

                      SALES CONTRACT OF INDUSTRIAL PRODUCTS
                      -------------------------------------
                                                                 NO.:
                                                               SIGNED AT: Tai'an
                                                          DATE: January 19, 2003

This contract is made and entered into by and between  Xintai City Zhaizhen Coal
Mine (hereinafter  referred to as the Seller) and Shandong Shengda 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

UNIT: ton

QUANTITY: 9,000

UNIT PRICE: RMB 315 yuan

TOTAL  AMOUNT:  RMB  2,835,000  (two  million,  eight  hundred  and  thirty-five
thousand) yuan

DATE OF DELIVERY: 600 tons each month

Article 2: QUALITY STANDARD

The heat value shall be more than 5,000 kcal;

Article 3: TERMS AND TIME LIMIT OF QUALITY  ASSURANCE OF THE SELLER:  The sulfur
content shall be below 1.6% and the content of debris shall be less than 1.5%.

Article 4: SUPPLY  QUANTITY  REQUIREMENT:  The monthly  supply  shall be kept in
balance.

Article  5:  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.

Article 6: MEANS AND PLACE OF DELIVERY:  The Buyer's coal stock.

<PAGE>

Article 7: MODE OF TRANSPORAT AND  DESTINATION AND COST  ALLOCATION:  The Seller
shall be responsible.

Article 8: STANDARD,  METHOD, and PLACE AND TIME LIMIT OF INSPECTION:  The check
and acceptance  will be done according to the standards set by the Buyer; if the
quality fails to meet the standards, it will be rejected.

Article 9: METHOD,  TIME AND PLACE OF PAYMENT:  Cash on Delivery and the payment
shall be done upon the weighing slip.

Article 10:  TERMINATION OF THIS CONTRACT:  After the remaining  amount of money
has been paid off.

Article  11:  BREACH  LIABILITY:  shall be  governed  by the  provisions  of the
Contract Law.

Article 12: 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 13: THIS CONTRACT SHALL BECOME  EFFECTIVE  after having been  officially
signed by the two parities.

THE SELLER:                                   THE BUYER:
Xintai City Zhaizhen Coal Mine                Shandong Shengda Chemical Co., Ltd

/s/ Wang Dong                                  /s/ Wang Wei
------------------------------                ----------------------------------
AUTHORISED SIGNATURE                          AUTHORISED SIGNATURE

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