HYPR manufactures internal combustion engine piston rings, along with cylinder liners and crankshafts, known for reliable performance and stable, high quality for automotive and agricultural applications.
SHANDONG HENGYUAN PISTON RING CO., LTD. is a key domestic manufacturer focused on internal combustion engine components. Under the “HYPR” brand, the company produces piston rings and also supplies complementary engine parts including cylinder liners and crankshafts for farm machinery and automobiles.
With specialized technical expertise and complete testing and measuring capabilities, the company supports consistent product quality and performance. It has introduced production and inspection equipment including a spectrometer, ladder-type grinder, external grinder, and a steel band ring assembly line sourced from the United States and Japan.
The product portfolio covers three main series—piston rings, cylinder liners, and crankshafts—spanning more than 100 varieties. Products serve a wide base of well-known domestic engine and machinery users and are also exported to markets including Pakistan, Indonesia, Bangladesh, Burma, and Viet Nam.
Supported by specialized technical force with complete means of testing and measuring, enabling reliable performance and stable, high quality across product lines.
The company builds long-term cooperation through high quality, strong reputation, and favorable pricing, serving both domestic and overseas customers.
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