BMC water grate: (1)Against theft. (2)Antirust,Antiaging. (3)OEM service. (4)ISO9001:2000 BMC water grate features :(1) Environmental ... for motor vehicle Road, municipal pipelines, communications, power and water works. (2) P-type wells for steam 10 ... vehicle Road, municipal administration, living quarters communications, electricity and water supply works. (3) Light covers applied to sidewalks, parks ...