According to Article 8.5.5 of Code for Fire Protection Design of Buildings (GB500 16-2006), important files should be equipped with automatic fire extinguishing system and gas fire extinguishing system. Both dry archive and wet archive are very suitable as fire extinguishing media. Water files are afraid of water. Self-drying powder fire extinguishing system is set in the archives area. The indoor temperature of archives reaches the set value (generally about 68 degrees and 93 degrees). Equipment for automatic fire extinguishing and spraying dry powder is needed. Set up gas fire extinguishing system. At present, heptafluoropropane fire extinguishing system IG54 1 Fire extinguishing system gas fire extinguishing system pipe network IG54 1 Code for Design of Gas Fire Extinguishing System with High Fire Extinguishing Efficiency and Cost-GB50370-2005 Code for Construction and Acceptance of Gas Fire Extinguishing System -GB 50263-97 is selected according to the actual situation of the archive area and the collection of money.