professional supplier of minor metal and chemical in China,covering four series

   tellurium series:tellurium ingot,tellurium granule,tellurium powder,tellurium dioxide,tellurium chloride,cadmium telluride,lead telluride
   gallium series:gallium metal,gallium chloride,gallium nitrate,gallium oxide
   indium series:indium ingot,indium powder,indium granule,indium foil,indium wire,indium alloy wire,indium sulfate,indium nitrate,indium chloride,indium sulfide,indium acetate,indium oxide,indium hydroxide,indium tin oxide
   germanium series:zone-refined germanium ingot,germanium lump,geramnium oxide,germanium powder