Zhengzhou TAIDA is the first study to dry brown coal drying professional equipment manufacturers, lignite is an important energy and chemical raw materials, but because of high moisture lignite (20% -40%), low calorific value (2700 kcal or so), spontaneous combustion etc. characteristics, resulting in lower selling prices, sales radius is limited, so more and more development and utilization of lignite domestic and foreign governments and research institutions attention. Taida company product of lignite dryer ,is also used for drying coal slurry,, on the condition of ensuring the lignite quality fixed , adopt low-temperature and  four grades drying process, to evaporatethe mosture of lignite lower than 13%.