Isiqinisekiso esitsha se-UL UL10267 UL11627, UL10974, UL3773, UL3820, UL3994

Intambo ye-Wenchang iphumelele isatifikethi esitsha se-UL/CUL, yongeza izimbo UL10267, UL11627, UL10974, UL3773, UL3820, UL3932, UL 3994 ukuya E214500, 2 I-Insulation, ukuya kuthi ga ngoku, sinezimbo ze-UL 700.