1.Waterproof industrial plug socket 2.No.poles:3P+N+E 3.Ratied:63A 220~380V 4. ... technical talents and enterprise management talents,have possessed first-rank processing technology gradually.The company specialize in producing industrial pug,socket ... ,electron ,railway,construction,airport, mine,stope,water supply and drain processing factory ,port,store,hotel and so on ,and it is also ...