The Yibin Kuiyu Purification and Electromechanical Engineering Phase I Project is located in Xingwen County, Yibin City, Sichuan Province. It is an annual key project of Xingwen County and is vital for the industrial transformation of the county. With a construction area of approximately 46,000 square meters, the first phase aims to build a 3GW solar cell production facility. It will primarily focus on 1.5GW of N-Topcon technology and 1.5GW of Perk technology. The construction scope includes purification decoration, HVAC systems, pneumatic engineering, process wastewater systems, air separation systems, pure water systems, air compressors, gasification systems, exhaust gas systems, and other related projects.