Shanghai Jianying Intelligent Technology Co., Ltd. was founded in 2015, the early stage is to automate the production line as the main business of the enterprise, mainly do the industrial production line automation design and planning. In 2017, we focused on the production and research and development of chemical fluid equipment, and maintenance of equipment and system upgrade and transformation. In August 2018 the first CDS was delivered for use and acceptance, in February 2019 the SDS was delivered for use and acceptance, in June 2019 the LDS was delivered for use and acceptance, and in September 2020 the first cerium chemical liquid production line in China was delivered for use and acceptance.