About SUMA

Your Expert One Way Clutch Bearing Supplier

SUMA was a professional and one-stop manufacturer for mechanical parts. Changzhou Suma Precision Machinery Co., ltd integrates into R&D, Design, Manufacturing and Sales, the main products are one way clutch bearing, backstop clutch, overrunning clutch, needle roller bearings and spherical plain bearings.

It has 6 major categories, over 100 different patterns and more than thousands sizes available. With a wide range of variety , products are widely used in printing machine, packaging machine ,conveyor system, bucket elevator, gearbox , reducer and any power transmission industrial field.

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Leading Manufacturer

Know Suma-Made Facts

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Was Established In 2005

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Different Patterns

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Over 18 Years Experience

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Global Customer Coverage

Professional One Way Bearing Supplier!

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With over 13 years experience, well equipped testing facilities and strict quality control, Changzhou Suma Precision Machinery Co., Ltd products sell well all over the world, the main markets are European, America, Canada, Brazil, India, Asia, etc . It was a certified enterprise with Quality Management System ISO9001:2015, SGS , Safety Certificate of Approval for Mining Products .

In the meantime, with accurate control of key process and technical support from engineer team, customized products are also available. Stable product performance and reliable after sales service always are our only way to win customer.