主营：Licensed projects, hazardous chemical operations, general construction labor subcontracting projects, sales of chemical products, sales of specialized chemical products, sales of daily chemical products, sales of disinfectants, sales of feed additives, sa
主营：Licensed projects, various engineering construction activities, general projects, sales of new metal functional materials, sales of metal materials, sales of coatings, manufacturing of building waterproofing membrane products, sales of building waterproof
主营：Licensed projects, general construction projects, sales of cement products, manufacturing of coatings, sales of coatings, sales of specialized chemical products, manufacturing of specialized chemical products, manufacturing of synthetic materials, sales o
主营：General projects, manufacturing of insulation and sound insulation materials, sales of insulation and sound insulation materials, sales of insulation materials, manufacturing of asbestos products, sales of asbestos products, production of refractory mater
主营：Anti corrosion coating, water-based coating, fireproof coating, flake adhesive, cold galvanizing, aluminum silver paste, production and sales of chemical raw materials, waterproofing, anti-corrosion, fireproof, exterior wall decoration and construction en
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