Ecostart Chemical (Shanghai) Co., Ltd., located in Shanghai, is a high-technology enterprise, combined research, production and sales. With more than ten years production experience, now, we mainly produce rare earth products, including metal, oxide, and rare earth salts&alloys, rare metals, including barium, titanium, tungsten etc, as well as the rare earth nano powders and rare metal nano powders. These advanced materials are widely used in chemistry, medicine, biology, OLED display, photovoltaics ...