Manage setup, configuration and safe operation of the company's network server and main equipment; familiar with various desktop and mobile operating systems;Conduct the daily maintenance and management of the company's access control terminal equipment, terminal peripherals, and equipment network lines to ensure the smooth flow of all kinds of information;Maintain office software and conference multimedia, CCTV, operation status monitoring, user account management, user authority management, process configuration, operation process problem solving, etc.;Periodically review the related security guideline and control to ensure the efficiency and effectiveness of the information security controls and recommend for improvements;Establish and improve relevant network management rules and regulations;Good in management and maintenance of various electronic and communication hardware facilities such as company's website, mailbox, audio equipment, LED screen projection, computer, and selection of electronic hardware equipment;Maintain daily /monthly data backup according to schedule and restores data when required;Perform the operation management of ERP system;Carry out other ad hoc assignments, support or activities as required by superior