Fast v2 and v3 cannot be displayed on the same screen. According to the inquiry data, V3 is an upgraded version of V2, and the futures CTP after-hours inquiry system only supports fast V2 or fast V3. The quick trading terminal software is simple, convenient and fast to operate. It is mainly divided into V2 and V3 versions, which increase the market viewing interface and make the ordering interface quite different. The unique interface design, convenient operation mode and fast trading channel of the two softwares will bring unprecedented trading experience to investors.