Lead Optima Element (Former: Chongqing Newsin)Tech Co., Ltd established in 2020, located in U Innovation Park in Chongqing High-tech Zone,is one enterprise dedicated to the R & D, production and sales of new materials such as new functional materials (including evaporation materials, sputtering targets, alloys, semiconductor compounds, elemental metals, photoelectric materials, nano materials), pharmaceutical chemicals and laboratory equipment, etc. our products widely used in optics, solar energy, aerospace, biomedical, military, microelectronics and other fields. At present, our company mainly has the following product series: Optical coating materials (oxide evaporation materials such as silicon oxide and silicon dioxide, titanium target, high-purity metal target, high-purity allo..