... outdoor venues.China’s coal industry, CNPC,Sinopec,CNOOC,electric power,metallurgy,railway,steel,ships,military,aerospace,public security fire, ... halide and high pressure sodium lamps and a variety of power of two according to the working environment, lighting characteristics ... adapted to Φ8-Φ14 mm diameter cable into different; multiple cables into ports, can be achieved and even more lights, ...