Many years ago, we provided the manufacturing service of parts for the transmission system of rail transit, and we have We have accumulated valuable experience in the design and manufacturing process of some gears with high requirements.

As the high-speed rail transit develops rapidly in China, we have more opportunities to serve and improve products continuously. Through the cooperation with advanced companies, we establish a reciprocal win-win strategic alliance to make our coupling product system and market develop and grow.

ROTR series couplings have been continuously optimized and improved on the basis of absorbing technologies of advanced products, and now they have formed a variety of specifications, serving the rail transit industry such as intercity trains, metros and high-speed trains.