A. Do not know how to choose good quality flotation chemical supplier?
B. Do not have chemical sample to do testing firstly?
C. Do not have solution when facing with ore flotation problem?
D. Do not have supplier can provide mine site service?
E. Do not have supplier can do lab testing based the ores?
F. The flotation chemical supplier can not cooperate in time or delivery in time?
G. No flotation supplier can provide OEM/ODM SERVICE?