Take charge of routine management of the Board of Directors as well as breakdown and supervision of handling of major decisions of the Board of Directors; take charge of breakdown and supervision of handling of important work assigned by the Board of Directors to managers; take charge of work submission and feedback of each level of subsidiaries to the Chairman and the Board of Directors, inspect and supervise implementation of arrangements of the Board of Directors; organize implementation of resolutions of the Board of Directors; take charge of construction of rules and regulations, construction of corporate culture and corporate reform of modern enterprises; take charge of comprehensive coordination, event management, file management, administration, archive management and informatization management (website) of the Group; take charge of the public opinion management, news propaganda, safety production and logistics management of the Group; take charge of coordination of the work relationship between subsidiaries; take charge of purchase tendering and group purchase of the Group; take charge of confidentiality work of the Group; finish other work assigned by the Group leaders.