As for the software copyright application contract you mentioned, it should be copyright registration. Preparation materials for software copyright registration: 1) Software source code provides a word document (4000 lines excluding comments and blank lines), the first 2021 lines and Line 2021 after; 2) The software manual provides a word document (software function operation manual); it must be illustrated with text, and the picture must be clearly visible (if the picture contains text, it must be clearly visible); Note: The software is not management type, such as control software. Game software, instrument equipment software, embedded software, etc. must provide software design documents. If the software has an operation interface, it is a software design document operation manual. If there is no interface, only detailed software design documents need to be provided. The design document is generally about 15 pages 3) Brief application form for software copyright registration 4) Scanned copy of corporate business license/scanned copy of unit legal person certificate; The above is the answer to the matters needing attention when applying for copyright registration in Shaoxing.