GNS are a group of companies in China, which commits to provide best solutions for sealing, bonding, caulking and insulating by manufacturing spray polyurethane foam, silicone sealant, acrylic sealant, polyurethane adhesive, construction adhesive and so on since 2002. GNS Group includes Four subsidiaries with around 600 staffs. Beijing Gunuo Industrial & Trading Co.,Ltd. Gunuo Tianjin Industrial Co., Ltd. Foshan Gunuo Silicone Co., Ltd. Guangzhou Global Business Branch Beijing Gunuo Industrial & Trading Co.,Ltd. is a company who focus on analysis and production of PU Foam products. For many years experience, GNS group established Gunuo Tianjin Industrial Co., Ltd at 2010. Gunuo Tianjin Industrial Co., Ltd. Mainly produce Polyurethane Foam in Tianjin, with about 200,000 square meters factory area. The annual capacity has achieved 132,000,000 cans in 2018 while the gross quantity of the Chinese market is 120,000,000 cans. Foshan Gunuo Silicone Co., Ltd. is our sealant manufacturing plant. The factory covers an area of 30,000 square meters. With high-tech and advanced production lines, annual production capability can reach 25,000 tons. GNS is a well-known brand in China. GNS products have been sold to 70 countries in the world which cover America, Latin America, Europe, Asia, Africa and Australia. And we are the reliable partner for some multi-national companies. With premium product quality and years of efforts, GNS becomes the market leader in silicone sealant industry. GNS has been accredited to ISO9001:2008 and ISO14001:2004. GNS product meet European Standard., British Standard, German Standard, American Standard which are all certified by TUV Rheinland. Besides, GNS is the national approval and recommended manufacturer for structural sealant and weatherproof sealant. From raw material to the finished product, strict QC and QA are always on field to guarantee the reliability of the products. Choose GNS, a continuous renovation enterprise. Choose GNS, stable quality and professional commitment! Choose GNS, your life long reliable partner.