Zhejiang Top Sealing and Insulation Co., Ltd., also known as SUNPASS and TENGLONG, is a professional manufacturer and trading company specializing in industrial sealing and thermal insulation materials. Established in 1979, the company boasts over 40 years of experience and operates a 12,000M2 modern professional workshop with more than 20 production lines. With a workforce of 51 to 100 employees, the company offers OEM and ODM services. Their extensive product range includes gland packing (PTFE, graphite, Kevlar), ceramic fiber products (cloth, rope), fiberglass products, PTFE products (sheets, tapes), graphite products, asbestos products, and ISO tank container parts such as manlid seals, ball valves, and pressure gauges. Zhejiang Top Sealing and Insulation Co., Ltd. holds a leading position in the domestic market and exports its products to over 50 countries and regions across Europe, South America, Africa, and the Middle East, serving customers in more than 200 countries globally. The company is committed to producing high-quality sealings innovatively to protect industrial safety, emphasizing quality, competitive pricing, customization support, and fast delivery.
High Quality FEP PFA Encapsulated Oring$2
Pure EPDM Super Tank Llid Seal Manlid Gasket Accessories for ISO Tank$18
DN300 DN500 Manlid Assembly Manhole Cover ISO Tank Parts$550
Yuyao Panday Thermalinsulation & Sealing Co., Ltd., established in 1992, is a manufacturer based in Yuyao City, Zhejiang Province, China, specializing in a wide range of thermal insulation and sealing products. With 11 to 50 employees, the company operates a factory and serves as a contract manufacturer. Their product portfolio includes fiberglass insulation products, fiberglass mesh, asbestos, graphite, ceramic fiber products, PTFE, sealing gaskets, sealing packing, rock wool, calcium silicate, rubber products, and safety products, as well as other heat and electric insulation materials. Key offerings include Asbestos Cloth, Asbestos Fiber Tape, Carbon Fiber Cloth, Glass Fiber Cloth, Glass Fiber Tape, Asbestos Rope, and Gland Packing. These products are widely utilized across various industries such as chemical, petroleum, electric power, metallurgy, steam pipelines, central air conditioners, and household electrical equipment. The company is strategically located near Ningbo Port and Shanghai Port, facilitating international trade. They also undertake heat preservation projects and are actively seeking partners for new business opportunities.