Rebirth in 1980: I Made My Fortune from Nanorobots

Returning to the deep mountains in the 1980s, my family was bare and had neither enough food nor clothing to keep warm. However, Chen Fan accidentally awakened a mysterious nano-robot, which can swallow metal, slowly split, repair the body, and strengthen himself. There is no unparalleled speed, no second to second. But he is well aware of the sin of having a jade, developing in a low profile, not showing off, not showing off. When you go hunting in the mountains, you will always hit the mark; Repair utensils and turn iron into gold; Become stronger quietly and make money steadily. In this era of wilderness and full of opportunities, Chen Fan just wants to protect his family, have enough food and clothing, and make a stable fortune. Little did he know that his time had already quietly arrived.