KaStar adhesives factory, founded in 1997, is the largest and the most professional OEM & ODM manufacturer of coating, paint, sealant & adhesive in China with 150,000 ㎡ factories. Kastar have full sets of professional manufacturing equipments and facilities in production, quality control, R & D. KaStar adhesives factory have 3 national laboratories, 2 national testing centers, and 48 senior engineers. And also, we are the national standard setters for silicone sealant, MS sealant and firestop material. Till now, KaStar adhesives factory have done OEM production for over 600+ clients, such as brand Soudal, GP, BYP, G2500, MORRIS, HYCHEM and so on. More over, Kastar factories are ISO9001 certified and qualified as national high-tech enterprise, also, Kastar products have passed ISO9001, CE, SGS certification, which are produced by the world's most advanced fully automatic sealant production machine and packaging Our advantages are: (1) We are a participant in the formulation of Chinese standards for silicone waterproof coatings, and are the drafting unit for 5 Chinese group standards, as well as the initiator and formulator of Chinese standards for silicone sealants. (2) We hold an invention patent for a device/process for silicone waterproof coatings. (3) We hold an invention patent for a method for preparing a siloxane-terminated polymer homopolymer and a moisture-curing composition. (4) We hold an invention patent for a device/process for MS waterproof coatings. (5) We have 28 years of production experience, have been a 19-year Alibaba Gold Supplier, have strong raw material supply chain support, stable formulas, and timely delivery. (6) We have our own factory, source raw materials globally, with a factory area of ​​150,000 square meters and an annual output of 300,000 tons. (7) We have 3 national-level R&D laboratories in China. The laboratory is dedicated to the production of silicone resins, silicone coatings, and MS coatings. It has 28 technical R&D personnel and provides comprehensive waterproofing solutions. (8) It has a 1000㎡ China Metrology Accreditation (CMA) certified sealing material testing laboratory with 16 testing personnel and over 100 testing instruments and equipment. It has zero quality complaints. (9) Professional OEM/ODM services are available, offering customized services such as color, viscosity, packaging, and formula adjustments. (10) Professional engineers provide one-on-one construction guidance, professional customer service provides one-on-one after-sales service, and on-site technical support for large projects. (11) Global technology, supported by the entire Chinese industry chain, offering extremely high cost-effectiveness. (12) The company has exported to 69 countries and regions, serving over 1000 customers. (13) A national high-tech enterprise, its products have obtained SGS, REACH, and ISO9001 certifications. CE and other certifications (14) Jointly developed with Tsinghua University, driven by annual technological iteration and innovation (15) Adopting fully automated packaging equipment developed and produced independently, 100% brand new packaging, strong sealing, and long shelf life (16) Customizable in various colors and packaging specifications, the product undergoes 12 production and testing processes from production to delivery, with batch sample testing to ensure product quality throughout the entire process.