Shanghai Longjin Metallic Material Co., Ltd. mainly engages in the processing of tellurium oxide, gallium oxide, gallium hydroxide, gallium nitrate, gallium telluride, gallium selenide, gallium(iii) sulfide, bismuth oxide, bismuth hydroxide, bismuth trinitrate, bismuth subcarbonate, indium powder, indium oxide, indium chloride, indium nitrate, indium (III) sulfide, indium acetate, indium hydroxide, indium selenide, indium iodide, niobium oxide, tin selenide, cesium oxide, scandium metal, scandium oxide, scandium acetate, scandium trifluoride, scandium iodide, scandium nitrate, cerium metal, cerium hydroxide, cerous carbonate, cerous carbonate, ceric sulfate, ceric ammonium sulfate, cerium oxide, cerium trichloride, cerium acetate, lanthanum metal(sheet)...