Brokerage, the concept of futures (once the stock index is launched, it will be of great benefit), as well as the consumer sector (Wuliangye) and the military industry (aerospace and satellite). The increase of oil has been very large, although it is very hot, but it does not rule out the possibility of a callback. The return of PetroChina will inevitably produce crowding-out effect. It's safer to keep money to play new shares of PetroChina. Do not invest in oil stocks at present.