Technological Practice, Sign in to the Tang Dynasty

Li Zhao holds the dual system of sign-in and redemption, takes technology as the boat, and the people's yearning for a better life as the sail, and rides the wind and waves to help the sea! Let's join him in using science and technology to open up a spiritual civilization, seek immortality and seek immortality. Exploring the past and looking forward to the future, our direction is the stars and the sea. The gift package is opened: a body-tempering pill, a Qi-blood pill, a beauty pill, a novice village guide, and a set of toiletries Is it so showy? So considerate? Is it so in place? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.