Established in 2010, Shanghai Gunai FRP Engineering Co., Ltd. is a comprehensive company integrating design, production, sales, construction, operation and maintenance. The main products include: FRP storage tank, storage tanks, pipes, air hoses, scrubbers, fans, cooling towers, anti-corrosive construction, self-leveling construction, and all kinds of FRP quick repair, maintenance and other businesses.

Shanghai Guernai New Material Technology Co., Ltd. is mainly committed to the development and sales of new materials.

Nanjing Hardware products factory is a company specializing in the production and processing of spanner, sheet metal, stamping parts, metal products processing and other products, with a complete and scientific quality management system. Nanjing Hardware products factory's integrity, strength and product quality are recognized by the industry. 

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