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Xi'an Dongao Biosciences Co., Ltd.
Hubei Huge Collagen II Biotechnology Co., Ltd.
Xi'an Yihui Bio-technology Co., Ltd
Hopefull Medical Equipment Co., Ltd
Changsha Heking Bio-tech Co., Ltd
Shaanxi Yuantai Biological Technology Co., Ltd.
Shandong Lixing Chemical Co., Ltd
Zhejiang Fuping Healthcare Products Co., Ltd
Hunan Delore Natural Products Co., Ltd
Shanghai SIGMA High-tech Co., Ltd.
Henan Modern Heavy Industry & Technology Co., Ltd
Zhejiang Aoki Medical Dressing Co., Ltd
Changzhou Borgma Electric Co., Ltd
Jiashan Jiuyuan Precision Tooling Co., Ltd
Chongjen Industry Co., Ltd.