Hebei Building Material D & R Institute obtained national patent for invention of Combined Treatment Process of Domestic Garbage & Sewage (patent No. ZL 2010 1 0132010.2) issued by State Intellectual Property Office. This was the first time the Institute got a national patent since it was incorporated into Jidong Development Group.
The main feature of the patent is that the residents have not to classify their domestic garbage and they don t need any complicated sorting device. The combination of garbage treatment and sewage treatment will realize the comprehensive management of garbage and sewage treatment and the effective utilization of resources.
Once the invention is applied, the environment pollution will be relieved. The process will have a far-reaching influence on protecting and improving the environment and bring huge economic benefit.