Good News! Qingdao Ruichen Sealing Technology Co., Ltd. has been selected for inclusion in the 2026 Qingdao “Eaglet Enterprise” public announcement list.
Our leading products cover high-pressure seals, hydraulic seals, rotary seals, machined seals, spring-energized seals, and high-performance sealing materials. The company is at the advanced domestic level in fields such as high-pressure and ultra-high-pressure sealing, high-pressure and high-speed rotary sealing, and mold-free machined sealing. It has successively been recognized as a National High-Tech Enterprise, a National Sci-Tech Small and Medium-sized Enterprise, a National Quality Pioneer Enterprise, a Qingdao “Specialized, Refined, Distinctive and Innovative” SME, and an enterprise featured in CCTV’s “Craftsmanship” program. It is an industry-university-research cooperation partner of Ocean University of China and Qingdao University of Science and Technology, has participated in the formulation and revision of multiple national standards and industry group standards, and has passed ISO 9001 international quality management system certification and intellectual property management system certification, with more than 40 national patents.
Our products are widely used in hydraulic machinery, plastic and rubber machinery, food and pharmaceutical machinery, petrochemical machinery, aerospace equipment, and other fields. Ruichen Sealing would like to work with you to jointly advance the overall level of China’s industrial equipment!
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