About US

Established in 1984, Sang Mao Enterprise Co. Ltd is an manufacturer of

safety protection devices for electrical and electronic circuitry.

We offer a wide range of thermal Circuit Breakers, Thermostats,

and Motor Protection products that answer OVERLOAD, OVERHEAT,

SURGE, and GROUND FAULT problems.


Hongway Electronics. Co., LTD. has the experience in the field of electronics components industry for decades.
HONGWAY focus on professionally designing and supplying various kinds of electronic components including switches,
connectors, potentiometers, crystal devices, power inductors, trimmers, pressure sensors, pogo pins, and etc.
HONGWAY products can be widely used in various industries, such as consumer electronics, clouding facilities,
white goods, medical equipment, automotive accessories, etc.