▁from ▁the ▁IT TF ▁after ▁a ▁ref eree ’ s ▁decision ▁was ▁revers ed ▁in ▁favor ▁of ▁his ▁oppon ent ▁during ▁the ▁knock out ▁r ounds ▁of ▁that ▁competition , ▁leading ▁to ▁a ▁defeat . ▁The ▁year ▁ended ▁with ▁B oll ▁winning ▁the ▁Champions ▁League ▁with ▁, ▁and ▁the ▁Table ▁Tennis ▁World ▁Cup ▁in ▁Li ège ▁in ▁Belg ium , ▁in ▁which ▁he ▁defeated ▁all ▁three ▁Chinese ▁first - class ▁players . ▁In ▁ 2 0 0 7 , ▁he ▁won ▁the ▁European ▁Championship ▁in ▁singles , ▁doubles , ▁and ▁in ▁the ▁team ▁competition . ▁ ▁D raft ▁to ▁Bor uss ia ▁Düsseldorf ▁In ▁December ▁ 2 0 0 6 , ▁T imo ▁B oll ▁signed ▁a ▁ 3 - year ▁contract ▁with ▁, ▁the ▁current ▁championship ▁record - hold ing ▁team , ▁due ▁to ▁his ▁former ▁team ’ s ▁financial ▁situation ▁and ▁loss ▁of ▁key ▁players . ▁B oll ▁also ▁moved ▁in ▁light ▁of ▁the ▁up coming ▁Olympic ▁Games ▁ 2 0 0 8 ▁and ▁the ▁possibility ▁to ▁train ▁there ▁with ▁his ▁doubles ▁partner , ▁Christian ▁Sü ß . ▁His ▁ 3 - year ▁contract ▁with ▁Bor uss ia ▁Düsseldorf ▁began ▁on ▁July ▁ 1 , ▁ 2 0 0 7 , ▁with ▁st ip ulations ▁allowing ▁him ▁to ▁miss ▁certain ▁Bundes liga ▁matches ▁in ▁order ▁to ▁focus ▁on ▁international ▁tournament s . ▁His ▁contract ▁was ▁later ▁extended ▁until ▁ 2 0 2 2 . ▁ ▁Cl imb ▁to ▁World ▁No . ▁ 1 ▁and ▁further ▁success ▁( 2 0 0 7