It a lottery style game where the player pick numbers and then a draws the winning numbers.
Looking for some tips about the blackjack betting system, then check this. Since there is no one strategy that can guarantee the winning, never play without the pain . https://taigamepc.com/giai-tri/game-bai-rikvip-trai-nghiem-va-cam-nhan-cua-mot-game-thu-lau-nam/29