Is it legal to buy and sell single-family factories in Shenzhen?

Single-family factories in Shenzhen cannot be bought or sold. Industrial plants cannot be sold. Usually there is no real estate license, and it is impossible to prove who the property right belongs to. Without the real estate license, the property cannot be transferred, so it cannot be bought or sold. In the second-hand housing transaction, the general process should be followed. The buyer and the seller should reach an agreement first, that is, reach an agreement, and then handle the transfer according to the procedure.