Guangdong VTR Bio-Tech Co., Ltd. researches, develops, produces, sells, and services biological enzyme preparations, biosynthetics, and nutrition and health products in China. The company offers feed, energy, washing, food, papermaking, and textile enzymes, as well as biotechnology solutions. It also provides active natural products. The company also exports its products. The company was founded in 1991 and is headquartered in Zhuhai, China.