Shandong Gufeng Technology Co., Ltd. is a leading silicone sealant manufacturer located in Linyi, China - a major commerce and logistics hub about 200 km from Qingdao Port, ensuring excellent global trade access Founded in 2003 with a total investment of 100 milion RMB, we now employ over 200 staff and operate from an 80.000 square meter production facility. We specialize in high-quality silicone sealants, with an annual production capacity of 100,000 tons supported by over 50 production lines, including a Mario fully automatic color-matching and static mixing line. This enables us to offer nearly 10,000 color options and comprehensive OEM/ODM customization services. Quality is central to our operations: all raw materials undergo rigorous purity and content testing, and our 10,000 square meter warehouse ensures year-round inventory for reliable supply. We are certified to lSO 9001, IS0 14001, and lS0 45001 standards. Our sealants are trusted in applications including curtain walls, building doors/windows, insulated glass, stone cladding, prefabricated buildings, interior/exterior sealing, and fireproofing/mildew-proofing. Exported to over 80 countries across North and South America, Europe, the Middle East, and Southeast Asia, our products are bgaining increasing global recognition.