I only play &”;Three D&”; and &”;Three Row&”;. There are many softwares on the market, among which Lotus Bell and Caishentong are the best. The core technology of using the software is the selection of indicators and the collocation of shrinking conditions. This problem is very complicated, and many of them use conditional indicators to intersect, with a high error rate. I have gone through this road at the beginning. My historical record is that P3 was directly elected five times a week, and in early September, P3 was directly elected in 332/203/134.