Housewife from 1980S: the System Has Made Me as Rich as the Country

The 1980s + Sweet Pets + Space System Supplies + Two Powers and Two Goes Tang Xin, who died of overwork, accidentally traveled to the awkward era of 1981 in a novel. Food requires tickets, shopping requires money, business opportunities are surging, the future is unclear, and gods from all walks of life are ready to take action. The father is useless and the mother does not care. There is also a demon king boy as his younger brother, and the dual-sword system is always pushing him. In order to settle down and make a living, I can only start making a fortune with a future big benefactor, and be inspired to be a charterer! Little A: What? Do you want to buy this mountain? Little B: What, you want to buy this wasteland? Has too much money been burned? Tang Xin: Haha, there are mines in the mountains and oil in the wasteland. You can dig it or not!