Beijing Fengrui Pharmaceutical Equipment Co., Ltd. belongs to Ningxia DuoWei Pharmaceuticals?

No. Beijing Fengrui Pharmaceutical Equipment Company Limited (once known as: Beijing Ruidefeng Trade Company Limited), founded in 2014, is located in Beijing, is a company engaged in retail business, its company is independently operated, so it is not a subsidiary of Ningxia Dovi Pharmaceuticals, which are two very good companies.