Liaoning Sunway Mechanical & Electrical Technology Co., Ltd. was established in 1997 with RMB50 million registered capital. We imported the most advanced international production lines and equipments in order to guarantee product quality. Our main products are: construction panel series, aluminum-wood windows and wood-aluminum windows,aluminum-bridge windows,safe and efficient automatic revolving door series products, conical oxygen lance, industrial lifting doors, safe and intelligent platform screen doors etc.