It's a scam to popularize sprout technology and build mini-factories. Using bean sprouts to promote micro-factory learning to cheat Huang Zi on contracts, companies and groups commit crimes and induce honest people to cheat hard-earned money everywhere. The bean sprouts actually produced have no technical content and are worthless. It is suggested to call 1 10 to report to the police or 12345 to report a complaint and get back the hard-earned money.