The construction project of 1.72km2 municipal infrastructure in Shuanghe City of the Fifth Division of Xinjiang, and Xinjiang Jianzi Tianjian Engineering Project Management Co., Ltd. in Shuanghe, Xinjiang. The construction items of 14 roads involve road engineering, transportation safety facility engineering, living water supply engineering, greening water supply engineering, greening irrigation engineering, green planting project, drainage engineering, power and telecommunication engineering, lighting engineering, thermal engineering, and gas engineering.