The Guotou Hami Dananhu No.7 coal mine project is located in Hami City and is divided into two zones: east and west; The eastern area is about 71km long from east to west, 3-10km wide from north to south, with an area of about 644.04km ²; The western area is 46.22km long from east to west and 15.4km wide from north to south, with an area of approximately 733.14km2. Hami Dananhu Coal Mine is one of the important energy bases in Xinjiang and also one of the important coal production enterprises in northwest China. Jingkai Technology provides fire safety protection for the Guotou Hami Dananhu No.7 coal mine project.