主营产品：Specializing in the production and sale of expansion joints, rubber waterstops, waterstop strips, rubber bearings, basin bearings, waterproof and fireproof materials (excluding asphalt), inflatable core membranes, geotechnical materials, steel mesh, and steel corrugated pipe culverts; Waterproof and fireproof engineering construction.
主营产品：Production and sales of high-strength non-shrinkage grouting materials, prestressed tunnel grouting materials, grouting agents, self-leveling mortars, high-strength polymer mortars, rapid road repair materials and other materials, as well as reinforcement and renovation projects of industrial and civil buildings, houses, bridges, ancient buildings, etc. An enterprise integrating consulting, testing, design and construction
主营产品：Glass wool products, rock wool products, rubber and plastic products, aluminum silicate products, silicate products, etc. and their auxiliary materials
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Wholesale of Chaozho
