2026-Yongjia Yulong Sealing Parts Co., Ltd.

Yongjia Yulong Sealing Components Co., Ltd. is located in Yongjia, Wenzhou, a famous pump and valve manufacturing area in China. The company enjoys a beautiful environment with scenic mountains and waters, and has convenient transportation. It is a professional manufacturer specializing in O-ring and various composite sealing series products. The company was established in 1998, with an original building area of 500 square meters and 10 employees. After development, the company's building area has reached 5,000 square meters, and it has an efficient management team, a highly skilled technical force, and a professional quality control team. Over the years, the company has continuously updated its equipment and adopted professional automated production and testing equipment. The company adopts a modern quality management system and adheres to the management concept of continuous improvement and the quality first, customer service quality policy for operation and management. Our quality assurance system has obtained ISO9001 certification. After years of dedicated operation, the company has been recognized as a qualified supplier by many well-known valve and pump enterprises. We are constantly focusing on the development and application of rubber sealing components working in harsh sealing environments. In 2014, the company obtained 16 utility model patents. This has made the Yulong brand the leading manufacturer of high-quality O-rings and rubber sealing components in China. Our main products include O-rings, X-rings, Y-rings, triangular rings, rectangular rings, covered rings, spring energy storage rings (general sealing), rubber flat gaskets, rubber strips, rubber balls, pump valve and pneumatic-hydraulic supporting sealing systems, and can be customized according to drawings and samples. The company currently has 100 employees and possesses advanced production technology, with a daily output of 800,000 pieces. We deeply understand the importance of quality and firmly believe in the power of science. We focus on talents, seek excellence from professionalism, and strive for perfection from meticulousness. We have a professional team with creativity and dedication, excellent execution ability, and ensure that every product and every step can be perfectly executed. We adhere to the concept of perfection and apply it to every product. "Not only the best, but even better", we strive to create first-class products and establish a good Yulong brand. Yulong will continue to forge ahead without hesitation, contribute its share to the beautiful cause, and never stop building a monument in the Chinese sealing industry.