No, according to Weifang Yikang Biotechnology Co., Ltd., the product is non-toxic and is a regular company. Weifang Yikang Biotechnology Co., Ltd. is located in Weifang, the kite capital of the world, and Jin 'an Industrial Park, Jinzi Town, Anqiu City, Weifang City, Shandong Province. It was incorporated in Anqiu Municipal Market Supervision Administration on February 20, 20 19 with a registered capital of 3,000 yuan. Over the past four years, the company has always provided customers with good products and technical support and perfect after-sales service. The company is mainly engaged in biotechnology promotion services. Production and sales: chemical raw materials, feed additives and disinfectants; Import and export of goods and technology.