About us

Zhengzhou Siwei  Grain and Oil Engineering Co., Ltd. is an innovative grain and oil engineering company integrating science, industry and trade.  The company is headquartered in Zhengzhou High-tech Development Zone, Henan Province. It is mainly engaged in oil engineering design, equipment design, manufacturing and installation, project contracting, technical service, new product development, deep processing of oil by-products, phospholipid engineering, protein engineering, oil inactivation engineering, steel engineering, international trade, etc.. The projects and products have been sold to more than ten countries and regions all over the world, and nearly 300 domestic and foreign oil projects of various sizes have been constructed, with an excellent rate of over 98%, spreading over twenty-nine provinces, cities and autonomous regions in China.

Zhengzhou Siwei  has won more than 20 honorary titles such as "National Science and Technology Progress Award" and "Top 10 Grain and Oil Machinery Manufacturing Enterprises in China", and has been recognized as a " Provincial-level Enterprise Technology Center". The company has the qualification of mechanical and electrical equipment installation and import and export qualification; it has passed ISO9001:2015 quality management system certification. Up to now, the company has won more than 22 patents.

Zhengzhou Siwei "with my sincerity, in exchange for your peace of mind" service concept, dedicated to serving you and technical support. Zhengzhou Four Dimensions company is willing to cooperate with people from all walks of life and friends who are interested in the development of the oil industry, and seek common development and create a future together!

Address: Building 7, No.11 Lotus Street, High-tech Development Zone, Zhengzhou

Zip code: 450001

Tel: 0371-65797058 65797028

Fax: 0371-65797008

E-mail: swoils@163.com

Website: www.swoils.cn