According to Baidu experience. Yan Di Bio-Company used to be a legitimate direct selling company, but now it is suspected of pyramid selling. Hunan Yan Di Bioengineering Co., Ltd. is a wholly-owned subsidiary of Shanghai Sanxiang Investment Holding Co., Ltd., with a registered capital of 80 million yuan, located in Zhuzhou National High-tech Industrial Park, Hunan Province. 2065438+March 2009, Nanpanlong District Market Supervision Administration of Kunming responded to the "100-day Action" and made a surprise spot check on the relevant licenses, drug term and medical device standards of pharmacies and beauty salons. This spot check exposed a mattress with a price of 29,800 yuan in a medical beauty museum in Kunming, Yunnan. The mattress is called "tourmaline frequency spectrum electric mattress", which comes from Yan Di Bioengineering Co., Ltd., Hunan Province. The manufacturer claims that the mattress can prevent cancer. Due to suspected false propaganda, the relevant health centers selling mattresses were investigated.