Zhengwei Group Holdings Co. Ltd. is an investment company, which engages in the production and sale of instant vegetable snacks and instant meat snacks such as bamboo shoots crisps and roasted duck necks; and packaged dried food products such as fungi, dried aquatic products, algae, grains, and seasonings. Its brands include Shengyao and Gangweifang. It operates through the Manufacturing and Trading segments. The company was founded by Zheng Gui Yang, Sheng Yu Yang, and Sheng Yao Yang in 2002 and is headquartered in Nanchang, China.