Document:

EXHIBIT 10.7

                      PRODUCT PURCHASE AND SALES AGREEMENT

Party A (hereinafter referred to as the "Biological"): Tianjin Tianshi
Biological Development Co., Ltd.

Party B (hereinafter referred to as the "Engineering"): Tianjin Tianshi
Biological Engineering Co., Ltd.

Biological and Engineering sign this agreement on a basis of equality and mutual
benefit.

1.   Biological agrees that Engineering sells Biological's products, and
     promises to supply required products to Engineering timely.

2.   Engineering provides its coming year's order plan to Biological by each
     December 25. Engineering is in charge of selling all of Biological's
     products domestically. Biological sells its products to Engineering at a
     price which is 25% of its domestic market's retail price.

3.   Biological promises that all the products sold shall be in accordance with
     the quality requirement of Engineering, and is responsible for any losses
     of Engineering resulted from quality problems.

4.   Engineering shall make payment for goods to Biological monthly. Any delay
     of payment for goods is prohibited.

5.   Both parties shall observe this agreement, and cooperate with each other if
     any dispute arises.

Party A:                                  Party B:
Tianjin Tianshi Biological Development    Tianjin Tianshi Biological Engineering
Co., Ltd.                                 Co., Ltd.

[COMPANY SEAL AFFIXED]                    [COMPANY SEAL AFFIXED]

June 25, 2003                             June 25, 2003EXHIBIT 10.8

                                 LEASE AGREEMENT

Party A (hereinafter referred to as the "Group"): Tianjin Tianshi Group Co.,
Ltd.

Party B (hereinafter referred to as the "Biological"): Tianjin Tianshi
Biological Development Co., Ltd.

Group and Biological sign the hereinafter agreement that Biolgical uses Goup's
premise and relevant facilities on the basis of equality, mutual benefit,
honesty and friendly negotiation. Both parties shall observe this agreement.

1.      Group provides Biological some of the manufacturing plants, warehouses,
        offices and relevant facilities that are located in NO. 6 Yuanquan Road,
        Wuqing New Tech Industrial Park, Tianjin, China.

2.      The lease term is for five years commencing on January 1, 2003, and
        ending on December 31, 2007.

3.      Biological pays management fee to Group at 1% of its sales revenue.

4.      Biological pays monthly management fee through bank transfer before the
        15th of each month.

5.      Group's responsibilities:

        a)      Group shall insure that all the facilities in the premise run
                properly, provide maintenance for premise on regular basis, and
                bear all the corresponding expenses. Group shall compensate
                Biological's losses caused from improper maintenance or
                management of the premise and its attached facilities by Group.

        b)      Group pays insurance fee for the premise and original
                facilities, and is responsible for compensating Biological's
                losses caused from the improper behavior the management staff
                and other users of Group.

        c)      Group is obliged to satisfy Biological's reasonable and legal
                requirements during the lease period.

        d)      Biological shall timely notify Group to take effective measures
                for any damages or malfunction existing or happening on the
                premise that may affect the safe and normal use of the premise.

6.      Biological's responsibilities:

        a)      Biological promises to comply with the law in People's Republic
                of China during the lease period.

        b)      Biological pays relevant expenses to Group by the time that is
                stipulated in this agreement.

        c)      Biological shall properly use and take good care of each
                facility, and avoid any abnormal damages. Biological shall be
                responsible for timely maintenance or compensation for any
                malfunctions on the premise and its internal facilities caused
                from its misuse or inappropriate use.

        d)      Biological shall keep the entire leased premise in a good
                condition when the term of this agreement comes to the end.
                Biological shall reconvert everything to the original state as
                Group requires, except for normal wear and tear or original
                defect.

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7.      Biological shall pay a fine for any delays in rental payment. Biological
        shall be deemed to have withdrawn from this agreement provided Group
        incurs any losses caused from Biological's late rental payment.

8.      Group shall be responsible for compensating Biological's losses caused
        from Group breaching the stipulated clauses in this agreement.

9.      Any matters not covered in this agreement shall be further negotiated
        between two parties, and a supplemental agreement shall be made. The
        supplemental agreement and this agreement shall be equally valid.

10.     Both parties shall solve the disputes arising from the execution of this
        agreement through negotiation. In the case that an agreement cannot be
        reached, according to the law in People's Republic of China, any party
        may summit the dispute to the court on which the People's Republic of
        China has the jurisdiction.

11.     This agreement has four originals, and each party keeps two of them.

12.     This agreement shall be effective from the date on which both parties
        sign on it.

Party A (Signature):                                 Party B (Signature):
Tianjin Tianshi Group Co., Ltd.                      Tianjin Tianshi Biological
                                                     Development Co., Ltd.
[COMPANY SEAL AFFIXED]
                                                     [COMPANY SEAL AFFIXED]

Address:                                             Address:
No.6 Yuanquan Road,                                  No.6 Yuanquan Road,
New-Tech Industrial Park,                            New-Tech Industrial Park,
Tianjin, China                                       Tianjin, China

Leagal Representative                                Leagal Representative
(or Consigner)                                       (or Consigner)

June 30, 2002                                        June 30, 2002EXHIBIT 10.9

                          SUPPLEMENTAL LEASE AGREEMENT

Part A (hereinafter referred to as the "Group"): Tianjin Tianshi Group Co., Ltd.

Part B (hereinafter referred to as the "Biological"): Tianjin Tianshi Biological
Development Co., Ltd.

Group and Biological sign the hereinafter agreement that Group provides Oracle
software system services to Biological on the basis of equality, mutual benefit,
honesty and friendly negotiations. Both parties shall observe this agreement.

1.   Group shall provide the Oracle software system related services to
Biological and guarantee that the system in Biological runs properly.

2.   Term of Services: perpetuity

3.   The services fee of the system shall be included in the management fee that
Biological pays to Group, which is 1% of Biological's annual sales revenue.
Biological shall not pay any extra fee.

4.   This agreement shall act as a supplemental agreement of the original lease
agreement. Payment manners and obligations of both parties in this agreement
shall be strictly observed upon the original lease agreement, no further
regulations shall be made.

5.   This agreement has two originals, and each party keeps one of them.

6.   This agreement shall be effective from the date on which both parties sign
on it.

Party A (Signature):                                 Party B (Signature):
Tianjin Tianshi Group Co., Ltd.                      Tianjin Tianshi Biological
                                                     Development Co., Ltd.
[COMPANY SEAL AFFIXED]
                                                     [COMPANY SEAL AFFIXED]

Address:                                             Address:
No.6 YuanQuan Rd, WuQing                             No.6 YuanQuan Rd, WuQing
New-Tech Industrial Park,                            New-Tech Industrial Park,
Tianjin                                              Tianjin

Legal Representative                                 Legal Representative
(Or Consigner)                                       (Or Consigner)

June 30, 2005                                        June 30, 2005EXHIBIT 10.10

                               TERM LOAN AGREEMENT

Party A (hereinafter referred to as the "Lender"): Tianjin Tianshi Biological
Development Co., Ltd.

Party B (hereinafter referred to as the "Borrower"): Tianjin Tianshi Biological
Engineering Co., Ltd.

The lender and the Borrower have reached and signed a loan agreement which
should be observed by both parties.

        1.      The Lender agrees to make a loan of RMB 200
                million((pound)*200,000,000.00) to the Borrower.

        2.      The term of this loan agreement is from October 1, 2005 to
                December 31, 2005.

        3.      The loan is for short-term loan and non-interest bearing.

        4.      The Borrower guarantees to repay the loan by December 31, 2005,
                and terms of the loan agreement shall not be breached.

        5.      The Lender can call the loan back whenever it is necessary.

        6.      Upon the approval by the lender the Borrower can pay off the
                loan before December 31, 2005.

The Lender:                               The Borrower:
Tianjin Tianshi Biological Development    Tianjin Tianshi Biological Engneering
Co., Ltd                                  Co., Ltd

By     /s/ Jinyuan Li                    By     /s/ Baolan Li
       -------------------------------          --------------------------------
Title: General Manager                   Title: General Manager

October 1, 2005                          October 1, 2005

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