What are the contents of Taoist classics?

Taoist classics are extremely rich in content and all-encompassing. Taoist classics, theories, precepts, spells, spells, etc., include Lingbao Infinite Man's Sutra Dafa, Daofa Hui Yuan, Taishang Cave's mysterious Lingbao Suoling Zhen Fu, etc. The Emperor's Supper, Lingbao Xuejin Shu, Nine confessions and other ancient books about Zhai's exegesis and documents. Internal and external alchemy training classics, such as Zhouyi Shentongqi, China Ancient Dragon and Tiger Sutra, then Elixir, Fetal Breath Sutra, Five Needles Tablet, etc. This kind of Taoist scriptures constitute the main body of Taoist classics and are the basic materials for studying Taoist teachings, schools, rituals and Taoism. Among them, Taoist books on alchemy, self-cultivation and witchcraft contain a lot of ancient chemistry and medical knowledge, which have high scientific and technological value.