Founded in 2008, Dandong Runhe Seal Co., Ltd. is a comprehensive manufacturing enterprise integrating the design, R&D, production, sales and service of sealing products. With years of deep cultivation in the

industry, the company has obtained multiple qualifications including National High‑Tech Enterprise, Provincial Specialized, Refined, Differential and Innovative Small‑Medium Enterprise, and Industrial Enterprise

above Designated Size. It is a member unit of China General Machinery Industry Association (CGMA) and Liaoning Private Enterprises Association, ranking among the forefront of the industry in overall strength.
 
The company has established long‑term university‑enterprise R&D cooperation with Liaoning Institute of Mechatronic Technology to continuously upgrade product technologies and optimize product quality.

Equipped with mature five‑axis precision machining equipment, a professional production & inspection team and a complete quality control system, we are capable of providing customized sealing processing

solutions for demands from various industries with stable and reliable flexible production capacity.
 
As of 2026, the company has 85 employees, with an estimated annual output value exceeding 50 million yuan. The enterprise scale and production capacity keep growing steadily.
 
We mainly offer two core product lines: mechanical seals and seal support systems. Our complete product portfolio features stable performance and strong adaptability, widely applied in petroleum, chemical,

papermaking, food, pharmaceutical, electric power, oilfield, metallurgy and other industrial sectors. Focusing on industry working condition pain points, we adhere to customized R&D and production to precisely

meet clients’ personalized requirements. With high‑quality products and services, our brand takes deep roots in the domestic market and sells well to many overseas regions.
 
Benefiting from profound industry accumulation, a professional talent team, strict quality control system, exquisite manufacturing technology and efficient on‑site service, Runhe sealing has grown into a highly

competitive emerging enterprise within the sealing industry.
 
Guided by the mission of “Pursuing the Dream of Made‑in‑China, Forging a National Brand”, the vision of “Harmony between Heaven and Humanity, Achieving Runhe sealing”, and the core value of “Benefit the World

with Kindness, Forge Ahead in Harmony”, we take root in the segmented sealing component field. We serve global clients with professional sealing technologies and pursue long‑term development through

win‑win cooperation. On the journey of serving the country via industry, we strive to build Runhe sealing into a respected brand with solid technology and outstanding reputation.

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