Hanzhong Qinyu Sealing Material Co., Ltd. (formerly known as Hanzhong Qinyu Sealing Material Factory, hereinafter referred to as "Qinyu Sealing") was founded in 1982. With over four decades of experience in the research, development, and production of sealing materials and products, it is one of the earliest enterprises in China to venture into the automotive sealing product field. Currently, it boasts two major production bases in Hanzhong, Shaanxi, and Shiyan, Hubei, covering the national market with its strength.
The company specializes in the research, development, and implementation of sealing solutions for the industrial sector. Its core products encompass sealing materials, sealing gaskets, heat shields, cylinder gaskets, rubber seals, etc., which are widely used in various fields such as construction machinery, commercial vehicles, agricultural machinery, drones, ships, industrial sewing machines, automotive air conditioning compressors, motorcycles, and general machinery. With a diversified product matrix, the company adapts to the needs of different industrial conditions.
As a dual member of the China Friction Sealing Materials Association and the China Internal Combustion Engine Industry Association, Qin Yu Sealing has always regarded technological innovation as its core competitiveness. From its early deep exploration of asbestos board products to the joint research and development of environmentally friendly asbestos-free paperboard materials with the former "Second Automobile Technology Center" and "National Non-Metallic Research Institute" in 1988, and then to independently mastering metal-rubber composite material technology in 2014, the company has continuously absorbed advanced concepts and manufacturing processes from scientific research institutions, integrated practical experience developed in parallel with original equipment manufacturers, balanced technology introduction and independent innovation, and continuously promoted the iterative upgrading of sealing material performance, thus building a solid technical barrier in the industry.
With over four decades of craftsmanship and heritage, Qin Yu Sealing has amassed a sterling reputation and extensive influence within the industry, thanks to its rigorous quality control, mature manufacturing processes, and precise market positioning. Looking ahead, the company is committed to expanding its product range, delving deeper into core technology research and development, and crafting high-quality sealing products that cater to diverse standards and scenarios. By leveraging its professional expertise, it aims to empower various industries with high-quality development, showcasing the responsibility and commitment of a national sealing enterprise.