YUEQING 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.

Our plugs&sockets are widely used for petroleum and chemical industry, corollary equipment of mechanism, building site, power, electron, railway, airport, quarrying minerals plant, water supply and sewerage, waterproof processing factory, port, wharf, emporium, hotel, and such industry and mining enterprises. The colors of the shell show the different voltage and frequency that should be used. Moreover, The different type plug and socket connectors are capable of preventing fault inserting because of their different joint positions, diameters and poles. The products has the characteristics of better electric insulation, good impact resistant function, dustproof, damp proof, waterproof(or watertight), and corrosion resistance, etc.

HENGTONG ELECTRIC owns good hardware resources Our philosophy: Users above all, reputation first. Hengtong has passed ISO9001:2008 quality management system approval and will continuously strive hard to meet the needs and exceed the expectations of our customers all across the globe.

We do not only produce, but we consider more beyond products. we offer professional solutions for power distribution and electric safety. We pay more attention to safety, reliability, and flexibility for products, make our users be more convenient and trustful on what we provided and suggested. "Plug into the world, Connect to the future!" is HTCN's Motto.

Main products: Industrial Plugs, Industrial Sockets, Industrial Couplers, Interlocked Switched Sockets, Wall Surface Sockets, Panel Sockets, Multi-Outlet Sockets, Waterproof Distribution Boxes.