Yunnan Construction Infrastructure Investment Co., Ltd. Yunnan Jiantou refers to Yunnan Construction Infrastructure Investment Co., Ltd., which was established on March 24, 20 16. It is an investment and financing platform for Yunnan Jiantou Group to actively integrate and serve the national "Belt and Road Initiative" and the "Five Networks" infrastructure investment and construction in Yunnan Province. Yunnan Construction Infrastructure Investment Co., Ltd. mainly deals in catering services; Highway management and maintenance; Maintenance of subgrade and pavement; Architectural engineering design; Collection and distribution of natural water; Hydropower generation.