1997, ISO 9001 quality management system；

In 2003, a kind of electrical installation industry；

2006, 3C authentication of reactive power compensation device；

3C certification of low voltage terminal distribution box in 2006；

In 2007, the type test of internal AC metal sheathed switch equipment was qualified；

In 2008, the type test of armoured transfer type metal closed switch equipment was qualified；

2009, AC metal armoured transfer type switch equipment type test qualified；

2011, waterproofing and dustproof IP65 and brine spray experiments CNS14165, CNS8886；

2012, 3C certification of low voltage switchgear；

2012, ISO/IEC 17025 laboratory, TAF distribution disk test laboratory certification；

2012, clause 401, the original manufacturer of high voltage power use equipment is qualified；

Type test of high voltage power use equipment in 2012 - qualified metal locked distribution box and control box；

In 2013, type test of high pressure switchboard and type test of low voltage distributor；

In 2013, the MCC motor control center set test qualified；

2015, ISO 14001 environmental management system certification；

2015, OHSAS 18001 occupational safety and health management system certification.