According to the news from it home on June 25, Chinatelecom announced that recently, the underground 5g personnel positioning project jointly constructed by Chinatelecom Anhui Company and Anhui Magang mining resources group Gushan Mining Co., Ltd. was successfully delivered in Gushan mine, Dangtu County, Ma'anshan City. As the first application in China, 5g underground personnel positioning project can effectively improve the safety management level of the iron ore industry, and is of great significance to promote the safety production of 5g technology enabled iron ore. It is reported that among the three mining areas of Gushan Mining Co., Ltd., the mining area with the greatest construction difficulty, solving the problem of positioning underground operators is one of the keys to improve the level of safety production management. In order to break through this technical problem, a commando team of more than 30 people from China Telecom Ma'anshan branch went down with the miners. After more than 100 days of fierce underground battle, the construction of 5g underground personnel positioning project in Gushan mine was successfully completed. It home learned that Chinatelecom Anhui company, based on 5g SA (independent Networking) network, innovatively adopted core technologies such as base station positioning and cloud computing to build a 5g underground personnel positioning and communication platform in the mining area with the greatest construction difficulty, which realized real-time positioning and tracking of underground operators' positions, real-time monitoring of the time and place of operation, and management and early warning of the work area and operation time, effectively ensuring the safety of underground operations, The efficiency of fine production management and emergency rescue of the mine has been improved.