Datang: I Started Preparing Three Days Before the Time Travel!

The most hardcore time travel novel on the Internet System prompt: Travel through the Tang Dynasty in three days! He only has three days of photographic memory and can only carry one hundred grams of items. If it were you, how would you choose to prepare? Jiang Feng, a front-line worker in a chemical factory, was chosen as a time traveler and could only bring a mere 100 grams of items and memories to the Tang Dynasty. World map, memorize it! Metallurgical technology, back! Encyclopedia of medicine, memorize it! Global resource distribution map, industrial encyclopedia, machinery and electronics, agriculture, forestry, animal husbandry and fishery, humanities and history, back! Back! Back! Back! "High incidence rate in ancient times? Antibiotic formula." "Low productivity in ancient times? Back-motor drawings." "Wars were frequent in ancient times? Look at my Mauser 98k, AK47, heavy artillery, tanks, cars, airplanes, ironclads..." Build a technological empire from scratch! . This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.