No, according to the company's information inquiry in official website, Damingtang Biotechnology Co., Ltd. is committed to the comprehensive application and promotion of tea technology in the health industry. At present, the company has reached strategic cooperation with the College of Agriculture and Biotechnology of Zhejiang University, the College of Food Science of Jiangnan University and other universities, and has registered a trademark and obtained the certification of the industrial and commercial department, with a legal business license. At present, the company is in the state of opening.