Xizang Tianlu. 

Xizang Tianlu Co., Ltd. is a Chinese enterprise primarily engaged in a diverse range of general contracting activities. The company specializes in comprehensive infrastructure development, encompassing the construction of highways, residential and commercial buildings, municipal public works, railway systems, and water conservancy and hydropower installations. Additionally, it offers specialized expertise in bridge engineering, highway paving, and road subgrade preparation. Beyond its core contracting services, Xizang Tianlu manufactures and supplies a variety of key construction materials such as cement, concrete, mineral powder, pre-fabricated components, sand, aggregates, and various ores. Its operations further encompass the research, development, production, and distribution of building materials; the smelting, deep processing, and marketing of mineral products; and the exploration, extraction, processing, and sale of mineral resources. The company also processes and sells asphalt mixture, provides business management consulting, offers construction labor services, and engages in financial leasing. Founded in 1999, Xizang Tianlu Co., Ltd. is headquartered in Lhasa, China.