进1退2投注法简介：During this period, Qin Zhantian kept smiling. After many years, his grandson finally became sensible. As long as there are successors to the Qin family, even if he were to die now, he would die without regrets.
During this period, Qin Zhantian kept smiling. After many years, his grandson finally became sensible. As long as there are successors to the Qin family, even if he were to die now, he would die without regrets.
