Daniel Altmaier @ ATP Hong Kong

Marc-Andrea Huesler Pavel Kotov Alexandre Muller Jaume Munar Andrey Rublev Emil Ruusuvuori Kei Nishikori Lorenzo Musetti Sebastian Ofner Miomir Kecmanovic Fabian Marozsan Liam Broady Nuno Borges Zizou Bergs Alejandro Moro Canas Cameron Norrie Vitaliy Sachko Roberto Bautista-Agut Taro Daniel Otto Virtanen Mohamed Aziz Dougaz Denis Yevseyev Pedro Martinez Jan Choinski Frances Tiafoe Botic Van De Zandschulp Jan-Lennard Struff Karen Khachanov Laslo Djere Hugo Grenier Lorenzo Sonego Jie Cui Brandon Nakashima Juan Manuel Cerundolo Pedro Cachin Marin Cilic Bu Yunchaokete Roberto Carballes Baena Hong Kit Wong Roman Safiullin Ki Lung NG Zsombor Piros Sho Shimabukuro Francisco Cerundolo Daniel Altmaier Borna Gojo Joris De Loore Denis Shapovalov Benjamin Bonzi Mackenzie McDonald