Cheti kipya cha UL UL10267 UL11627, UL10974,UL3773,UL3820,UL3994

Kebo ya Wenchang imefanikiwa kupata cheti kipya cha UL/CUL, ongeza mitindo UL10267, UL11627, UL10974, UL3773, UL3820, UL3932, UL 3994 hadi E214500, Insulation 2, hadi sasa, tuna kebo 700 za UL.