EXHIBIT 24.6

                                POWER-OF-ATTORNEY

         The Seller set forth on Schedule "A" hereto expressly constitutes and
appoints Christiaan Ouwinga his, her or its true and lawful attorney-in-fact and
agent for him, her or it and in his, her or its name, place and stead, in any
and all capacities, and grants to Christiaan Ouwinga the full power and
authority to represent such Seller, to take any and all actions with respect to
entering into a Share Exchange Agreement (the "Agreement") among the
shareholders of Global Information Group USA Inc. ("GIG") and ADVA International
Inc. ("ADVA") pursuant to which, among other things, the GIG shareholders shall
exchange all their shares in GIG in return for approximately 94.57% of the
outstanding shares of ADVA, on behalf of Seller including, but not limited to,
(a) executing the Agreement and any and all documents related thereto; (b)
receiving all notices, consents and similar communications from Buyer or the
Company to Sellers; (c) agreeing to, executing and delivering any waiver,
consent or amendment under or to the Agreement or other documents related
thereto, provided that no such waiver, consent or amendment under this Agreement
shall affect the number of shares to be issued to each Seller; (d) executing and
delivering any certificate, document other instrument required by or in
connection with the consummation of the transactions contemplated hereby,
including, without limitation, assignments separate from certificate or
affidavits of lost certificate, as the case may be, with respect to the GIG
shares being transferred by Sellers; and (e) taking such actions and executing
and delivering such documents as may be necessary or desirable to effect the
transactions contemplated by the Agreement.

         IN WITNESS WHEREOF, Seller has executed this power-of-attorney this
26th day of February, 2001.

SELLER:

Christopher Schuijt


/s/Christopher Schuijt
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Christopher Schuijt
Stenen Bogerd 47
3343 BR Hendrik Ido Ambacht
The Netherlands


EXHIBIT "A
Christopher Schuijt
Stenen Bogerd 47
3343 BR Hendrik Ido Ambacht
The Netherlands
Holder of 28.61 shares of common stock in Global Information Group USA, Inc.