Shanghai YiDi Precision Machinery Co., Ltd. is a professional manufacturer and supplier of power transmission components, specializing in keyless locking assemblies (Z12A, ZJ18), universal joints, and super nuts.

With over 10 years of experience in the industry, we have a 6,000㎡ factory and a team of 96 skilled employees, committed to delivering high-quality, durable, and cost-effective solutions for industrial machinery, automation, and engineering projects worldwide.

All our products are produced under strict quality control standards, ensuring reliable performance and long service life. We offer custom OEM/ODM services to meet your unique application requirements.

Choose YiDi for stable quality, competitive prices, and reliable after-sales support. We look forward to establishing a long-term business partnership with you!