Zhencui New Material
we have been specializing in the production of high purity metals (5N,6N,7N) and compounds :Tellurium(Te),Cadmium(Cd),Sulfur(S),Antimony(Sb),Bismuth(Bi),Indium(In),Plumbum(Pb) Selenium(Se), Stannum(Sn) ,Zinc(Zn) .High Purity Compounds:Bismuth Selenide Bi2