Guangdong Pustar Material Technology Co., Ltd. is a “National-level Specialized, Refined, Distinctive, and Innovative Small Giant” enterprise, focusing on the R&D, production and sales of sealant and adhesive. PUSTAR was founded in 2003 with a registered capital of RMB 132.5 million. The company is headquartered in Dongguan City, Guangdong Province.
PUSTAR has 3 production bases in Dongguan City and Huizhou City, covering a total area of 170,000 m². PUSTAR has achieved leading product technology, leading production automation and leading scale and has core independent intellectual property rights after more than 20 years of continuous independent R&D and innovation in product technology, production technology and equipment technology. Relying on leading technology, excellent quality and standardised management, PUSTAR has now become a leading sealant enterprise in China and a leading polyurethane sealant enterprise in the world!
PUSTAR upholds the vision of "becoming a globally trusted adhesive and sealant enterprise", providing first-class quality products for the industry. PUSTAR products are mainly used in new energy, automotive, construction, home decoration, rail transportation, industry, electronics and other fields.
PUSTAR only specialized in sealant and related modified products.
Company is a high-tech enterprise which combines research、production and sales into one system.
PUSTAR not only provides sealants and adhesives products, but also provides professional solutions and technology services in many other relevant areas, working hard to create aquality life and sustainable future.
PUSTAR products include：
1）New energy industry battery cell negative bonding adhesive, battery pack bonding sealing thermal adhesive, battery pack sealant,2）Automotive industry windshield bonding adhesive, body skin sheet metal parts structural bonding adhesive, interior parts bonding, body weld, folded edges, anti-stoning adhesive; 3）Construction industry: low-modulus adhesive sealant, construction and installation decoration adhesive, door and window corner adhesive, elastic ceramic tile adhesive, waterproof coating.
Among them, the high-performance automotive adhesive&sealant, industrial sheet metal sealant, low modulus construction adhesive&sealant, polyurethane elastic tile adhesive and many other products have been recognised as high-tech products.
PUSTAR's product ingredients include:One or two-component polyurethane (PU), silane-modified polyether (MS), silane-modified polyurethane (SPU), organosilicon (SR), acrylic emulsions, polyurethane hot melt adhesive (PUR), PVC and other products.
By December 2025, PUSTAR has accumulated 81 valid authorized patents, including 49 invention patents, participated in the compilation of 34 national, industry, and group standards, and published 71 articles. Currently, PUSTAR has a professional R&D team of over 110 members. 4 of them are members of the National Standardisation Expert Team, and many of them have been awarded the titles of Senior Engineer, Dongguan Science and Technology Talent Leader and Dongguan Chief Technician.In recent years, PUSTAR has awarded a number of high-level honorary titles in China, such as "National-level Specialized, Refined, Distinctive, and Innovative Small Giant", "National Intellectual Property Advantage Enterprise", "High-tech Enterprise", "Top 100 Innovative Enterprises", "Guangdong Province Doctoral Workstation", "Guangdong Province Intellectual Property Demonstration Enterprise", "Guangdong Province Sealant and Adhesive Engineering Technology Research Center", and "Guangdong Provincial Enterprise Technology Center". PUSTAR has also been passed ISO/9001:2015 and IATF16949:2016 quality management system certification, GB/T29490-2023 intellectual property management system certification and CNAS laboratory accreditation.
PUSTAR relies on advanced technology, excellent quality and standardized management, “integrity-based, quality first, long-term cooperation and achieve win-win” as the marketing concept, to become a global trusted sealant and adhesive enterprise forward.
