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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

TONG YI MACHINERY INC.
CNC Surface Grinding Machine, Rotary Surface Grinder, Column Moving Surface Grinder

SHINE MACHINERY CO., LTD.
Grinding Machines, Surface grinder, Bench Surface grinder

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