On June 28, GAC Toyota held the GAC Toyota Technology Open Day. At the open day meeting, GAC Toyota directly expressed its support to domestic new energy vehicle companies and released a message: "Making the fuel tank bigger is the trick, and making the battery smaller is the trick." Technology" PPT. At the same time, data on fuel tank capacity, battery capacity and fuel consumption of several well-known domestic car companies' hybrid models were also announced. The PPT shows that the Great Wall Hi4-T has a battery capacity of 37.1kWh and a fuel tank capacity of 70L; BYD’s fifth-generation DM-i has a battery capacity of 15.8kWh, a fuel tank capacity of 65L, and a fuel consumption of 3.98L per 100 kilometers. For comparison, GAC Toyota also announced the data of Toyota's fifth-generation hybrid. The battery capacity is only 1.8kWh, the fuel tank capacity is 43L, and the WLTC fuel consumption is 4.07L/100km. In this regard, GAC Toyota also asked three consecutive questions on the PPT: Is it to refresh a certain record? Is it simply a matter of enlarging the fuel tank and battery? Is it simply about low fuel consumption and long battery life?