According to official website's inquiry, Wanhua Energy Saving Technology and Wanhua Chemical belong to Wanhua Industrial Group. Wanhua Chemical is a global chemical new material company, focusing on the research, development, production and sales of various chemical products and new materials.
As a subsidiary of Wanhua Chemical, Wanhua Energy Saving Technology focuses on product development, production and sales in the fields of building energy saving, industrial energy saving and new building materials. These two companies play their respective roles in different fields and both have contributed to the development of Wanhua Industrial Group.