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PIONEER YI ENTERPRISE CO., LTD.(CHAU YIH SHIN CO., LTD.)
CNC Gun Drilling Machines, Drill Head, Guide Bushing, Plastic Guide Bushing, Rubber Guide Bushing, Bearing

CASTEK MECHATRON IND. CO., LTD.
EDM (Drill EDM and Thread Tapping Functions in One Machine)

AUTO SUPER CO., LTD.
Precision Machine Tool Accessories:Self Centering Vises, Rotary Tables

NEWTECH SCIENTIFIC TECHNOLOGY CORP.
Precision surface treatment、Silver plating of electronic components in international factories、Tin plating of semiconductor products、Passivation of stainless steel for medical surface treatment、Medical surface treatment titanium hair color、Chemical nickel treatment of metal parts