Entrusted by Hainan Yangshengtang Pharmaceutical Co., Ltd., Hangzhou Yangshengtang Health Care Products Co., Ltd. produces it. The production address is Geyazhuang Village, Long Zhen Wu, Xihu District, Hangzhou, and the place of origin is marked as Hangzhou, Zhejiang. You can check the authenticity through the anti-counterfeiting inquiry on the box.

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