- NANO-MILL TECHNOLOGY CO., LTD.
- Address:No.143 ,Dadun 6th st.,Nantun District, Taichung City 408 Taiwa
- SHIANG SHIN CORPORATION
- Address:2F.-1,No.57,Ln.187,Sec.1,Dunhua S.Rd.,Da'an Dist.,Taipei City 106,Taiwan
- LEE PIN ENTERPRISE CO., LTD.
- Address:No.15 Fuping Rd.,
- KEEN-WITTED INDUSTRIAL CO., LTD.
- Address:4F, No.85, Sec.6, Zhongxiao E. Rd., Nangang District
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