MAY.2004: Gained UL certificate E305652
APRIL 2005: Certificated by quality management system ISO9001:2000
JULY 2005: Certificated by quality management system ISO14001:2004
OCTOBER 2007: Certificated by RoHS management system QC080000-2005

APRIL 2011: Certificated by Car pcb system TS16949
United States acceptance criteria for IPC Printed Circuit Board
EN acceptance standards
Generic performance specification for printed circuit board
Rigid PCB identification and performance specifications
Size and tolerence of printed circuit board
Safety standard of printed circuit board