Liao Ning YiSheng Biopharmaceutical Co., Ltd. He Nan YiSheng Biopharmaceutical Co., Ltd. YiSheng US Biopharma, Inc. is a wholly owned subsidiary of YiSheng Group which is a Chinese Biopharma company mainly focuses on vaccine products that enhance human immune system to fight against diseases. As a U.S. research and development center in Gaithersburg, MD, YiSheng US Biopharma, Inc. is dedicated to rapidly translating basic research into new products for preventing and treating infectious diseases and cancers. Yisheng Singarpore Biopharma, Inc.