On October 21, 2013, good news came that Shenzhen Carryclean Environmental Protection Equipment Co., Ltd. won the bid for the Dongfeng Nissan 15T/H pure water system project. The system will be applied to its engine forging factory in Guangzhou Huadu Chini. This is the second collaboration between the two sides since 2006 in projects such as casting water comprehensive utilization system and cooling circulating water treatment system.

The water system development platform created by Carryclean adopts a three-dimensional design simulation installation and full customer participation model, which helps Korui's equipment become more professional and services more humane. Korui will also combine new technology applications with equipment manufacturing management standardization through continuous technological innovation, service innovation, and management innovation, committed to building China's first standardized industrial pure water equipment manufacturer.

Carryclean will also make further efforts in the research and standardization of new water treatment equipment, and strive to contribute more to the development of China's environmentally friendly water treatment industry.