Hongyuan Energy Technology (Baotou) Co., Ltd. 150,000 tons/year of high-purity industrial silicon and 100,000 tons/year of high-purity polysilicon is located in Guyang County, Baotou City, Inner Mongolia. The planned total investment for construction project is RMB 11.8 billion, covering a total area of 1700 mu, with a total construction area of 750,000 square meters. CESEC undertakes the engineering construction general contracting for the construction of the project's annual production of 150,000 tons of high-purity industrial silicon. The construction scope includes all construction, installation, and construction of production facilities, auxiliary facilities, public buildings, and plant area supporting facilities.