How to calculate the valuation market value?

360 US privatization offer price is $77 per ADS, delisting market value is $9.6 billion, and P/E ratio is about 35 times. After returning to A shares, assuming the P/E ratio doubles by 70 times, its market value is at least 654.38+020 billion RMB.

The stock price depends on the size of the shell company and the amount of assets put in, so it is impossible to estimate it now. But the stock of backdoor companies will definitely rise.