**Exhibit
      10.** **18**





**Supplemental
      Agreement of Lease Agreement for Health Products Production Workshops**






This
      Agreement is entered in Wuqing Tianjin on the 31 day of December
      2007.





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


Address:
      No.6 Yuanquan Road, Wuqing New-tech Industry Park, Tianjin


Business
      License Number: 120000400036644


Legal
      Representative: Yiqun Wu





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


Address:
      No.6 Yuanquan Road, Wuqing New-tech Industry Park, Tianjin


Business
      License Number: 120222000001336


Legal
      Representative: Yiqun Wu





After
      sufficient negotiations, Party A and Party B agree to make the following
      amendments to the “Lease Agreement for Health Products production Workshops”
(the “Lease Agreement”) which was entered into by Party A and Party B in Wuqing
      Tianjin on the 31 st day of
      October 2007.





1.
      The
      Leased Workshops in the Article 1.1 of the Lease Agreement is amended to as
      follows. The total size of the Leased Workshops which Party A and Party B
      acknowledged and agreed is amended to as 1,769.70 square meters.





No.
            Floor
            Size
                (Square Meters)1
            The
                First Floor of Workshop 2, Mixing Materials
            130.502
            The
                Third Floor of Workshop 2, Tea Bags
            1,639.203
            Total
            1,769.70









2.
      The
      Article 4.1 of the Lease Agreement is amended to as “The rents is RMB Twenty
      Four point Five (RMB24.5) per square meter per month, RBM Forty Three Thousand
      Three Hundred and Fifty Seven (RMB43, 357) per month, and RMB One Million Forty
      Hundred Thousand Five Hundred and Eighty Three (RBM1, 040,583) in total through
      the lease term”.





Any
      inconsistencies between this Supplemental Agreement and the Lease Agreement
      shall, if any, be performed pursuant to this Supplemental Agreement. Any issue
      not referred to in this Supplemental Agreement shall be performed in accordance
      with the Lease Agreement.





This
      Supplemental Agreement which acts as a supplement to the Lease Agreement has
      the
      same legal effect as the Lease Agreement and will be terminated or rescinded
      when the Lease Agreement is terminated or rescinded.





This
      Supplemental Agreement will become effective as of the day on which this
      Supplemental Agreement is signed and sealed by Party A and Party B.





This
      Agreement executes in two copies and each party takes one, which shall be in
      the
      same legal effect.






Party
      A:
      Tianjin Tianshi Biological Development Co., Ltd




[COMPANY
      SEAL AFFIXED]




Address:
      No.6 Yuanquan Road, Wuqing New-tech Industry Park, Tianjin


Business
      License Number: 120000400036644


Legal
      Representative: Yiqun Wu


/s/
      Yiqun
      Wu




1




Party
      B:
      Tianjin Tianshi Biological Engineering Co., Ltd




[COMPANY
      SEAL AFFIXED]




Address:
      No.6 Yuanquan Road, Wuqing New-tech Industry Park, Tianjin


Business
      License Number: 120222000001336


Legal
      Representative: Yiqun Wu


/s/
      Yiqun
      Wu




2