Documentary is a technical person who is responsible for the compilation, collection, arrangement and file management of engineering project data. The librarians need to pass the post qualification examination organized by the relevant state departments and obtain the corresponding certificates before they can take up the relevant positions. Some employers don't have independent librarians.

Documentary examination registration is organized by the Provincial Housing and Construction Department or the Municipal Housing and Construction Committee. The specific examination registration time refers to the document notice of the Construction Committee of that year. Registration time varies from place to place. After passing the examination, the qualification certificate of the documenter post uniformly printed by the housing construction department or the housing construction Committee will be issued.

Responsible for the classification, registration and filing of management documents and technical documents received every day. Responsible for the registration, control, sub-handling, urging, receiving, printing, transmission, filing, archiving and destruction of project documents. Responsible for the accumulation, sorting, processing, storage and archiving of various materials. Pay attention to the principle of confidentiality. The sending and receiving of documents and materials should be registered in the account in time, and reported to the project manager for approval according to the content and nature of documents and materials, and sent to relevant departments for processing in time.

In order to ensure the integrity of design changes and negotiations, all parties are required to strictly implement the acceptance procedures. The received design changes and negotiations must be signed and confirmed by all parties and stamped with official seals. The original design changes (including minutes of blue prints.the design) shall be filed. The stored technical data should be original. If the original cannot be obtained, it shall be endorsed in detail and stamped with the official seal. Do a good job of collecting and sorting out information to ensure the full realization of management objectives.

The original design changes (including minutes of blue prints.the design) shall be filed. The stored technical data should be original. If the original cannot be obtained, it shall be endorsed in detail and stamped with the official seal. Do a good job of collecting and sorting out information to ensure the full realization of management objectives.