Jianshe Industry Group (Yunnan) Co., Ltd., together with its subsidiaries, engages in the research, development, production, sale, and service of military and civilian products in China and internationally. The company offers military products, including full-caliber firearms and light weapons. It also provides civilian products, such as automotive powertrain, transmission, steering, and safety systems; new energy vehicle parts comprising mechanical steering gears, pedals, connecting rods, commercial vehicle steel pistons, and reducer gear blanks, as well as steering, intermediate, drive half, and motor shafts; precision forging products; other automotive parts; and civilian firearms. In addition, the company offers anti-terrorism and riot control products; training systems; optoelectronic information fusion equipment; titanium alloys; and powder metallurgy products. It exports its products. The company was formerly known as Yunnan Xiyi Industry Co., Ltd. and changed its name to Jianshe Industry Group (Yunnan) Co., Ltd. in July 2023. Jianshe Industry Group (Yunnan) Co., Ltd. was founded in 1939 and is headquartered in Chongqing, China. Jianshe Industry Group (Yunnan) Co., Ltd. operates as a subsidiary of China South Industries Group Co.,Ltd.