Responsible for the company's document management, send and receive documents, audit, photocopying, transmission, archiving, the development of document processing procedures and systems, and do a good job of confidentiality. Responsible for the company's business license, enterprise qualification certificate, safety production license, constructor's certificate, title certificate, post certificate and other relevant certificates of custody and licenses of the annual inspection work. Responsible for the registration of the use of the company's seal. Responsible for the company's internal and external conference work, including meeting notification, meeting preparation, meeting records, and check the implementation of the spirit of the meeting.