Then, the user needs to check the automatic coil spring board, in the socket after the tightness, to just can be put into the best.

Yuyao City Yongyuan Electric Appliance Factory is a manufacturer specializing in power cords, plugs, sockes and connectors, What's more, our R/D department engages in developing new products.

A fixing wall in type socket or a wiring plate type socket can be reloaded with different contact parts at any time as required.