Taoist Collection has a wide range of records and complicated contents. There are a large number of Taoist classics, essays, precepts, symbols, spells, ceremonies, praises, records of temples and mountains, records of immortals, biographies of Taoist figures, etc., and some of them are ancient books that have been lost outside the Taoist collection. There are also books on medical health preservation, astronomy, history and geography, and a hundred schools of thought contend, and there are many books on ancient science and technology in China, such as books on medical health preservation, works on internal and external alchemy, works on astronomical calendars, and so on.