I Picked up Black Technology in Shenhao World

As a science and technology novice in an innovation factory, I got the 'Black Technology Lottery Card'! Get black technology: Emotional potions can control a person's emotions, anger, happiness, depression... Within 12 hours. Get black technology: One-second sleep potion is good news for insomnia patients. You can fall asleep in one second without the pain of waiting. Obtain black technology: any door device can travel between two places at will, no matter how far apart they are, they can be reached in one second. The powerful people are rushing to spend money to buy and experience these various black technology ideas. "'Dream Device' black technology, priced at 100 million, first come, first served!!" "The 'Cultivating Dharma Protector' cushion is specially designed to satisfy cultivators, with sales of 500 million!" "The special effect of 'Auspicious Dragon descending from the sky' is a must-have for cultivators to show off their power, with sales of one billion!!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.