Dr. Cao Zhenlei Attends the 20th Anniversary Celebration of China Quanzhou Tianjiao

  On March 25, Quanzhou Tianjiao Maternal and Infant Hygiene Products Co., Ltd. held its 20th anniversary celebration. Dr. Cao Zhenlei, Chairman of China National Hygiene Products Industry Association (CNHPIA）, was invited to attend the event and deliver a speech.