Chinese Taipei's Chan Yung-Jan and her Swiss doubles partner Martina Hingis (left) at the food tasting and official doubles draw ceremony of the BNP Paribas WTA Finals Singapore at Chijmes yesterday. The top seeds will face German Anna-Lena Groenefeld and the Czech Republic's Kveta Peschke, who are seeded sixth, in the first round of the season-ending tournament tomorrow at the Singapore Indoor Stadium.