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Xi'an Natural Field Bio-Technique Co., Ltd.
Shandong Ruizhi Biotechnology Co., Ltd.
Nanjing Zelang Medical Technology Co., Ltd.
Zelang Group (American Branch) Inc.
Kingherbs Limited
Henan Boom Gelatin Co., Ltd.
Xi'an Tianrui Biotech Co., Ltd.
Shanghai Xin Hua E-General-Merchandise Services Co., Ltd.