大小单双倍投规律

简介：Hearing his son's words, Old Man Li breathed a sigh of relief. He was afraid that his son would overestimate his own abilities and become arrogant after working as a manager for a few days: Your idea is a good one. Let's do this. Let the eldest and second sisters try it after the autumn harvest. Give it a try. If it works, that's great. If it doesn't, don't worry.