Ngosipụta ngwaahịa

* Yueqing Tongda Wrie Electric Factory (isi ụlọ ọrụ) tọrọ ntọala na 1990 * Azụmahịa anyị bụ isi na-emepe emepe ma na-arụpụta njikwa njikwa ụlọ ọrụ, dị ka Micro Switch, Rocker Switch, Telephone Hook Switch, Push Button Switch, Tact Switch, Refrigerator Switch na ndị ọzọ.* Ngwaahịa anyị agafeela ule nke UL, C-UL, ENEC, VDE, KC, CE, CB, TUV, CQC, EX (ihe akaebe mgbawa) na asambodo nchekwa ụlọ ma ọ bụ zuru ụwa ọnụ.* nke ndị ahịa anyị kwadoro (ụdị ama ama China dị ka Media, Supor, LG Tianjing, Okin, Joyoung, Povos, Wirlpool, SEB France, Teka wdg) na ọ na-enweta aha ọma site na ezigbo ngwaahịa anyị.