Henan Doing Environmental Protection Technology Co., Ltd, the subsidiary company of Doing Holdings Co., LTD, is a comprehensive environmental equipment manufacturer integrating technological design, research and development, machine production, sales and after-sales service in one.

Relying on excellent technical R&D strength and innovative spirit, our company has won up to 23 new utility patents and invention patents. And our company is honored as the National High Technology Enterprise awarded by the Municipal Science and Technology Commission. Now, our products sell well in 100+ countries and regions around the world.

Our manufacturing factory convers an area of 40000+㎡, all customers are welcome to visit and test machine with the materials. Besides, we have the branch office and overseas warehouse and are building fabrication factory in Nigeria, Africa(19B Kudirat Abiola Way Olusosun Bus stop, Ikeja, Lagos, Nigeria), to provide customers convenience of picking up machines from warehouse directly more conveniently.