Yonsha Co., Limited is a technology-oriented Hongkong company based on vacuum components and equipments. Our factory, Shanghai Doullens Co., Limited, is located in China Mainland. Yonsha Co., Limited is a technology-oriented Hongkong company based on vacuum components and equipments. Our factory, Shanghai Doullens Co., Limited, is located in China Mainland.

Suction cups, vacuum solenoid valves, ejectors, vacuum lifters and spare parts are our main products. They are widely used in industries such as new energy, tunnel, aviation, steel, glass, automobile, packing, electricity, food, cosmetic & printing. Our products are all of high quality and can compete with similar products made in USA and European. And most of them have got the patents. Our business has already extended to dozens of countries & regions overseas.

We have established long-term and stable cooperation relationships with organizations like CTG, CAC, SJTU. Our products are successfully used in Nanjing Yangtze river tunnel, Wuxi subway, Taishan nuclear power station, the commercial aircraft drilling bases robots & the labs of our famous scientific universities.

With practical and realistic attitude, innovative spirit, we will keep our products & service high qualified, to contribute to your attention and support.