Development course:

1）In 2002 October, the establishment of Zhongshan City Electronics Co., Ltd, engaged in air conditioning fittings and lock accessories production and sales;

2）November 2004, switch products through the German Rhine TUV security certification;

3）October 2005, passed ISO9001 international quality management system certification;

4）May 2013, switch products through the German VDE security certification;

5）June 2013, switch products through the UL certification for version, the transition to the UL61058 version.