Relationship between Zhang Na and Chairman of Anhui Tong Yuan Environment.

Parent-subordinate relationship Zhang Na: Born in1985,65438+February, China nationality, bachelor degree, engineer, worked as a limited administrative assistant in Tong Yuan from 2009 to 201kloc-0/20/kloc. Anhui Tong Yuan Environmental Protection and Energy Saving Co., Ltd. (688679) was established in April 1999. Is a high-tech enterprise specializing in solid waste pollution, comprehensive treatment of sludge and sewage, water environment improvement and environmental restoration. On February 25, 2020, it was listed on the Science and Technology Innovation Board Stock Exchange.