The coal analyzer there is better
Coal analysis instrument manufacturers are concentrated in Hunan, Changsha and Henan, Hebi, Changsha equipment complex operation, high price. The equipment in Hebi is easy to learn and inexpensive. You choose the equipment according to your own conditions and requirements
Hebei friends and friends of Shijiazhuang glass in the Baidu search Yongfang, coal analysis instrument with good quality, good customer service service products, instrument has high detection accuracy, complete sets of equipment on coal quality testing laboratory for you all in one service. Quality free of charge, three packs a year, life-long maintenance! The quality of coal laboratory equipment, glass instrument Yongfang all know.
Henan, Hebi City, there are many manufacturers of coal quality testing instruments, and they are all good.