The Richest Man Starts By Trading In The Old For The New

Chen Ran, who returned to his hometown to take over the scrapyard, accidentally got a golden finger.
All used items can be exchanged for new ones.
A Cayenne that has been soaked in water can be refurbished for only 2W.
The exploded God of War GTR, refurbished with 4W, can be resold for 300W!
Recycled 50 tons of discarded lithium batteries at a low price, and earned a small target in three days!
With money, life should be free and easy.
As the people he came into contact with became more and more high-end, the business he took over gradually became richer.
Limited edition sports cars, luxury yachts, various high-precision electronic equipment, and nuclear-powered submarines costing over 100 million...