What is the title of Tian Dan? Langma information director

Tian Dan: Male, born in 1983, China nationality, without permanent residency abroad, bachelor degree. From June 5, 2005 to February 2005, I worked in Guiyang Langma Information Technology Co., Ltd. He has served as the manager of Hubei office, Henan office, Gansu office and Qinghai office. 20 12 has been the general manager of northwest region of Guiyang longma information technology co., ltd since June, 20 19 has been the deputy general manager of the company since September, 2020.