Shenyang Triocircle Machinery Factory is a professional manufacturer of couplings and universal joint shafts in China’s heavy machinery industry,whichis one of the largest coupling manufacturers in China and own many patents in coupling.
Importantly, we arethe Sinopec member unit has passed ISO9001: 2000 international quality system certification. It is mainly engaged in research and development, design, production and sales of power transmission system components. The universal coupling manufacturing technology has filled the gap in this technology in China.
Engaged in the production of various national standard, non-standard couplings, and the manufacturing and processing of auxiliary equipment in various mining, metallurgy, coal, chemical and other industries.
Before1.Any questions about our items will be answered within 24hrs.2.We could send relevant product information to the E-mail.After1.If there is a quality problem,the manufacturer is responsible for the repair within the warranty period.2.If you have any problems with the use of the product, please