HENGTONG ELECTRIC CO., LTD. was established in 1994, which is one of the leading manufacturers in China, specialized in manufacturing and designing high quality industrial plugs, couplers, sockets, combination of distribution board systems. HENGTONG has our own departments of R&D, Quality Control, Mold Design and Manufacture Centre, Brass Alloy Part Manufacture, Assembly.
All of our products, HT and HTN series industrial plugs and sockets are produced strictly according to international standard IEC60309-1,IEC60309-2,and they are also in compliance with national standard GB/T11918-2001 & GB/T11919-2001 while Distribution Boxes conform to IEC EN 60439. HTN series new generation products have passed S,CB,CE approval from Sweden Intertek Semko AB while HENGTONG is awarded Semko's preferred partner and all our material are 100% RoHS. We have succeeded in passing through all the tests for TUV certification for our distribution boxes.