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CSZYDL, the first piston ring manufacturer in changsha,China since 1943.

PISTON RING
YOU CAN TRUST

Welcome to Changsha Zhengyuan Power & Technology Co., Ltd.

We are committed to providing the most advanced power technology solutions.

Our Clients

Guangxi Yuchai Machinery Group Co., Ltd.

Weichai Power Co., Ltd.

YTO Co., Ltd.

Oem diesel engine parts for YUCHAI
OEM diesel engine piston rings for WEICHAI
OEM for YTO agricultural machinery
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