Responsible for drafting documents such as internal and external letters, applications and notifications; responsible for arranging daily logistic work of the company, including vehicles, greening, environmental hygiene, conference services, reception, office supplies, etc., to do a good job of service for various departments; assist in the establishment, revision and implementation of various management rules and regulations of the company; assist in supervision; Establish the budget of the company's administrative office expenses and control the execution of the administrative office expenses within the budget; be responsible for the recruitment, entry, training, personnel transfer, departure and other procedures, establish personnel files; cooperate with the company to establish corporate culture; be responsible for the company's external contacts, publicity work, etc.