PLUS Science & Technology (Shanghai) Co.,Ltd. was established in 2016, with a registered capital of 20 million yuan, It has been recognized as a national high-tech enterprise, specialized and special new enterprise and Zhangjiang Demonstration Zone (Dazhangjiang) special fund -A04 high growth funded enterprise, a national specialized and special new small giant, a research and development institution in Pudong and a patent pilot unit. The company is located in Shanghai Pudong Free Trade Pilot Zone, the laboratory covers an area of 4000 square meters, equipped with GC, HPLC, ICP-OES, AA, LC-MS, GC-MS,ICP-MS, laser particle size analyzer, ion chromatograph and a series of analysis and testing instruments; With a high-quality R & D technical team, the total number of employees is close to 50, and 50 national invention patents have been applied for. At present, the company is mainly engaged in the commercial production of semiconductor chemical materials, new energy chemical materials, pharmaceutical apis and intermediates, and can also tailor special products according to customer requirements, and can control the metal ion content below 10ppb, product quality and cost has considerable advantages.