Abstract: Based on Visual Basic Programming,an information system (CQMIS) for coal quality control of Huolinhe Coal Field is developed.With this system,the modelling of coal deposit,deposit topography and coal quatity is realized;the data bank management,statistics and drawing,forecasting of coal quality and quantity to be mined,forecasting of techno economic indexes of mining can be done.The system is also used to analyse the regularity of distribution of different quality coal,to control and forecast the quality of coal to be mined.