▁differences " ▁that ▁meant ▁that ▁they ▁are ▁dis adv ant aged ▁at ▁" p ure ly ▁athlet ic ▁events " ▁when ▁compet ing ▁against ▁" black ▁and ▁white ▁athlet es ". ▁The ▁success ▁of ▁hur d ler ▁Li u ▁X i ang ▁was ▁explained ▁by ▁the ▁hur d les ▁event ▁requiring ▁technique ▁which ▁fit ▁with ▁the ▁s tere ot ype ▁that ▁Chinese ▁are ▁discipl ined ▁and ▁intellig ent . ▁ ▁Li ▁A id ong , ▁a ▁research er ▁with ▁the ▁China ▁Institute ▁of ▁Sports ▁Science , ▁said ▁that ▁sports ▁coach es ▁believed ▁that ▁Chinese ▁athlet es ▁could ▁have ▁success ▁in ▁long ▁jump ing , ▁high ▁jump ing ▁and ▁race ▁walking . ▁However , ▁Li ▁doubt ed ▁that ▁Chinese ▁could ▁comp ete ▁in ▁" p ure ▁s print ing ", ▁although ▁there ▁did ▁not ▁exist ▁any ▁" cred ible ▁scientific ▁studies " ▁which ▁supported ▁the ▁idea ▁that ▁" A si ans " ▁were ▁dis adv ant aged ▁in ▁" s print ing ". ▁Professional ▁spr inter s ▁Su ▁B ingt ian ▁of ▁China ▁and ▁Y oshi hide ▁Kir y ū ▁of ▁Japan ▁have ▁contrad icted ▁this ▁view ▁of ▁East ▁A si ans ▁struggling ▁to ▁achieve ▁quick ▁fo ots pe ed , ▁as ▁both ▁have ▁broken ▁the ▁ 1 0 - second ▁bar rier ▁in ▁the ▁ 1 0 0   m ▁and ▁Su ▁has ▁ranked ▁in ▁the ▁top ▁five ▁all - time ▁fast est ▁run ners ▁over ▁ 6 0 ▁metres . ▁ ▁Ex plan ations ▁for ▁participation ▁and ▁performance ▁dispar ities ▁ ▁Phys