is a substance inside that can enhance memory, but the extraction process must be extremely careful, otherwise the components will be destroyed. We tried for ten days, but it still didn't work."Sever... Ou Yan is the founder of qy, the achievements of the Bai family today are due to the hard work of me and Zhenhai over the years...""Work hard" Li Yue'e sneered. "You two spendthrifts! Just take the l...