... products: LED lights,LED panel light ,LED guide plate, ultra-thin advertising box, LED acrylic display, LED sign and ... -more than 3000 square meters work shop , our colleagues are very careful and responsible ,our working ... factory) -Packing with the box of client's request,any bad boxes are not allowed, ... final random inspection (By QC staffs) -More than 48 hours aging test for all production (By QC ...