Fifteen-time world champion Pankaj Advani stormed into the pre-quarterfinals at the SangSom 6 Red World Championship in Bangkok today. Advani maintained a clean slate in the group stage with an all-win record. Having overcome the toughest challenge from Chinese heavyweight Ding Junhui, the Indian continued his fine form to topple established players of the UK-based snooker circuit. On qualifying to the Last 32 knockout stage, Advani whitewashed Germany's Lukas Kleckers 6-0. He now faces Yuan Sijun of Chinafor a berth in the quarterfinal.