Light Calcium (Shanghai) High-Tech Co., Ltd., established on 2019-06-14, Business scope includes general items:Engaged in technical services in the professional field of electronic technology,technical consulting,technology transfer,technology development;Instrumentation,electronic product,Green facilities,computer,Software and Auxiliary Equipment,lighting equipment,Equipment,Electrical Equipment,Sales of communication equipment and related products;lighting equipment,Electronic Component,mechanical electrical equipment,Design of subsea systems and operating equipment,research and development,Test and assemble only;General Equipment Repair;Special Equipment Repair;Development of key supporting systems for marine engineering;Technology development in the field of marine science and technology;Sales of subsea systems and work equipment;Manufacturing of lighting fixtures,Manufacturing of electronic components,Mechanical and electrical equipment manufacturing,Manufacturing of underwater systems and operating equipment(Operating with a capped branch).(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)