▁ 2 0 0 7 . ▁He ▁is ▁currently ▁ranked ▁ 2 nd ▁in ▁the ▁world ▁with ▁Hend ra ▁Set ia wan . ▁Ah san ▁and ▁his ▁former ▁doubles ▁partner ▁B ona ▁Sept ano ▁were ▁ranked ▁as ▁high ▁as ▁sixth ▁in ▁the ▁B WF ▁World ▁Rank ings . ▁ ▁He ▁was ▁pa ired ▁with ▁former ▁Olympic ▁gold ▁medal ist ▁Hend ra ▁Set ia wan . ▁They ▁won ▁their ▁first ▁title ▁in ▁ 2 0 1 3 ▁Malays ia ▁Open ▁Sup ers eries ▁after ▁be ating ▁Korean ▁pair ▁Lee ▁Y ong - da e ▁and ▁Ko ▁S ung - hy un ▁ 2 1 – 1 5 , ▁ 2 1 – 1 3 ▁in ▁the ▁final . ▁The ▁du o ▁split ▁after ▁the ▁ 2 0 1 6 ▁Korea ▁Open ▁Super ▁Series , ▁ending ▁their ▁four ▁years ▁partners hip . ▁Ah san ▁was ▁then ▁partner ed ▁with ▁Ber ry ▁Ang ri aw an . ▁His ▁partners hip ▁with ▁Ang ri aw an ▁was ▁short - l ived ▁and ▁he ▁was ▁then ▁pa ired ▁with ▁R ian ▁Ag ung ▁S ap ut ro . ▁Ah san ▁and ▁S ap ut ro ' s ▁first ▁international ▁title ▁was ▁in ▁ 2 0 1 7 ▁China ▁International . ▁They ▁later ▁won ▁silver ▁at ▁the ▁ 2 0 1 7 ▁B WF ▁World ▁Championships . ▁. ▁Ah san ▁and ▁Hend ra ▁Set ia wan ▁pa ired ▁back ▁again ▁in ▁early ▁ 2 0 1 8 ▁and ▁won ▁several ▁competition ▁since ▁then . ▁Their ▁nick name ▁is ▁"