Ngosipụta ngwaahịa

Yueqing Tongda Wire Electric Factory (isi ụlọ ọrụ) tọrọ ntọala na 1990. Anyị na-ahụ maka mmepe na imepụta ihe ngbanwe nke ụlọ ọrụ mmepụta ihe, dị ka micro switches, rocker switches, waterproof switches, push button switches, tact switches, na refrjiraeto switches.

Ngwaahịa anyị agafeela ule nke asambodo nchekwa ụlọ na nke zuru ụwa ọnụ, gụnyere UL, C-UL, ENEC, VDE, KC, CE, CB, TUV, CQC, na EX (ihe akaebe mgbawa). Ezigbo ngwaahịa anyị enwetala nkwado nke ndị ahịa anyị, nke gụnyere ụdị ama ama dị ka Midea, Supor, LG Tianjin, Okin, Joyoung, Povos, Whirlpool, SEB France, na Teka. Anyị na-enwetakwa nkwanye ùgwù maka ịdị mma ngwaahịa anyị.