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Shandong Ruizhi Biotechnology Co., Ltd.
Henan Boom Gelatin Co., Ltd.
Changsha Herbal Ingredient Co., Ltd.
Wuxi Gorunjie Natural-Pharma Co., Ltd.
Xi'an Tianrui Biotech Co., Ltd.
Xi'an Natural Field Bio-Technique Co., Ltd.
Wuhan Shu Mai Technology Co., Ltd.
Zelang Group (American Branch) Inc.