Lei Xu

Part of Tianjin Ringpu Bio-technology Co., Ltd., Hubei Longxiang Pharmaceutical Co., Ltd. is a Chinese company that manufactures and distributes active pharmaceutical ingredients. The company is based in Wuxue, China. Hubei Longxiang Pharmaceutical Co. was acquired by Tianjin Ringpu Bio-technology Co., Ltd. on November 22, 2010 for $3.13 million.

Part of Tianjin Ringpu Bio-technology Co., Ltd., Hunan Zhongan Bio-Pharmaceutical Co., Ltd. is a Chinese company that produces bacterial vaccine. The company is based in Changsha, China. Hunan Zhongan Bio-Pharmaceutical Co. was acquired by Tianjin Ringpu Bio-technology Co., Ltd. from Hunan Yatai Biological Development Co., Ltd. on May 06, 2011 for $2.58 million.

Part of Tianjin Ringpu Bio-technology Co., Ltd., Inner Mongolia Ringpu Dadi Animal Pharmaceutical Co. Ltd. manufactures pharmaceutical products and animal feed additives. The company is based in Baotou, China. Inner Mongolia Ringpu Dadi Animal Pharmaceutical Co. was acquired by Tianjin Ringpu Bio-technology Co., Ltd. on May 14, 2012 for $0.29 million.

Part of Tianjin Ringpu Bio-technology Co., Ltd., Tianjin Ruijiu Venture Capital Management Co. Ltd. is an alternative investment manager. The company is based in Tianjin, China. Tianjin Ruijiu Venture Capital Management Co. was acquired by Tianjin Ringpu Bio-technology Co., Ltd. from Zhongrui Huapu Technology Co. Ltd. on November 20, 2014 for $0.57 million.

Zhongrui Huapu Technology Co. Ltd. is a Chinese company that engages in bio technology development operation. The private company is based in Tianjin, China.

Ringpai Pet Hospital Management Co., Ltd. engages in the pet hospital management and asset management. Its business scope includes pet hospital information services and image design. The company was founded on December 27, 2012 and is headquartered in Tianjin, China.

Ningbo Spey Technology Co., Ltd. engages in the research and development, manufacture, and sale of aluminum alloy precision die castings. It operates under the following business segments: General engine parts, Motorcycle parts, and Automobile parts segment. The company was founded on July 29, 1994 and is headquartered in Ningbo, China.