... % for deposit T/T in advance, LCApplicaple ScopePetroleum, chemical industry, paper pulp, sewage,waterSurface TreatmentShot blasted, rust-proof black oil,Black painting ... , chemical industry, metallurgy, ships, paper-making, electrical power, aerospace, pharmaceutical, water treatment, chemical fiber, urban construction, machinery and equipments. Zhongcheng Valve Co ...