Hunan Huaihua YInhuan Yinhuan Smelt Co locates west of Hunan Province which prossess a lot of metal. We mainly sell vanadium pentoxide,selenious oxide,Tellurium dioxide,bismuth oxide,indium oxide,niobium pentoxide etc. inorganic salt.The company's technology & equipment is advanced ,quality is good and examination means is　perfect,the product has the good reputation in the domestic. 　Our company is consistent to regard prestige the first, customer's supremacy as aim and serve new and old customer;We welcome new and old customer comes to our company to investigate at the same time, enhancing the communication, promoting