EXHIBIT 10.7

                      PURCHASE CONTRACT OF EQUIPMENT CARTIS
                   AND THE PRODUCTION RIGHTS OF CARTIS PROCESS


This agreement is entered between


On the one hand,



The  Company  ADVANCED  TECHNOLOGIES  DEVELOPMENT  COMPANY  LIMITED,  registered
office, Regal House, Queensway GIBRALTAR, incorporated in Gibraltar under number
147065,  represented  by Mr. Herve  Gallion,  empowered will all powers for this
purpose

Hereafter called ATD


And on the other hand,

The company CARTIS Inc  headquartered in Palm Beach, 265 Sunrise Avenue FL 33480
and represented by Mr. Cyril Heitzler authorized by a resolution of its Board of
Directors on 21 February  2000 giving him all  capacities  for the  signature of
this contract.

Hereafter called Cartis Inc.


Preamble
A contract  was signed on October 15,  1998  between  ATD  represented  by Herve
Gallion and the company CEFCA  represented by its Manager Cyril  Heitzler.  This
contract  regarded the exclusive  supply of services and of machinery  necessary
for the manufacture of the product named CARTIS.

In agreement with the terms of article 17 of this above-mentioned  contract, ATD
and Cartis Inc  decided  by an act  signed on  February  21 2000 to cancel in an
irrevocable and final way this contract of October 15 1998.

A contract  was signed on October 15,  1998  between  ATD  represented  by Herve
Gallion and the company Cartis  International Ltd. represented by Cyril Heitzler
and Philippe  Dardel.  This  contract  regarded the  exclusive  supply of CARTIS
products.

In agreement with the terms of article 18 of the above-mentioned  contract,  ATD
and Cartis International Ltd. decided by agreement signed on February 21 2000 to
cancel in an irrevocable and final way this contract dated October 15 1998.

The two preceding contracts mentioned above are thus cancelled in an irrevocable
way and replaced  according to terms' and conditions  defined in this agreement.
It was agreed as follows:

1 / ADT free from now on of any commitment, grants to Cartis Inc., in
an irrevocable  and  unconditional  way the ownership of the equipment until now
used by CEFCA for the  manufacture  of the CARTIS  products.  The  equipment  is
located at the CEFCA  premises  where it will  remain will remain for the future
manufacture of CARTIS products.

2 / the equipment mentioned in article 1 of this agreement is listed in appendix
4 of this agreement.

3 / From  today on,  the  equipment  mentioned  in  article 2 of this  agreement
becomes the exclusive  property of Cartis Inc which  acquires by same  agreement
all technological rights relating to this equipment.



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4 /  Cartis  Inc  will be  responsible  for  the  maintenance,  and  the  future
development of the equipment mentioned in this agreement.

5 / ADT also grants to Cartis  Inc.  the full one and  complete  property of all
technological  rights  attached to the moulds and electronic  parts described in
appendix 5 of this agreement.

6 / Within the framework of the  implementation of this agreement,  ATD declares
that  it is not  subject,  or the  beneficiary  of any  contract  or  engagement
relating  to the  manufacture  of  the  CARTIS  products  as it  relates  to the
ownership of the equipment transferred today.

7 / In  consideration  of the  acquisition  by Cartis Inc. of the  equipment and
rights  mentioned  above,  the  Board of  Directors  de  Cartis  Inc  has,  in a
resolution  signed  on  February  21 2000 and  constituting  appendix  6 of this
present agreement,  issued to ADT 3,000,000 (three million) shares of Cartis Inc
under regulation 144.

8 / This  agreement  replaces as void any other  agreement,  commitment or other
that ATD could have entered  taking in connection to the equipment  mentioned by
the present agreement to manufacture the Cartis Products.

9 / State courts of Florida.

Signed in Palm Beach (FL) in two originals, on February 21 2000


For ATD                                          For Cartis Inc
/s/  Herve Gallion                               /s/ Cyril Heitzler