In 1990, started investing in Hui Dong County, the midway through the relocation to self-built factory. List only the last 12 years of important historical process
July 2005: the UL certification, (E244721 E244722);
October 2006: plug line the UL certification;
March 2008: to establish a laboratory;
January 2014: by SIRA ISO annual supervision and review, every year through review;
February 2015: chemistry laboratory certified by CNAS
In November 2016, won the recognition of hi-tech enterprises.