▁is ▁not ▁illegal ▁when ▁used ▁off - season ▁for ▁injury ▁re h abil itation , ▁but ▁de emed ▁illegal ▁if ▁discovered ▁in ▁an ▁ath lete ' s ▁body ▁during ▁competition . ▁ ▁On ▁ 5 ▁November ▁ 2 0 1 4 , ▁Lee ▁fle w ▁to ▁Norway ▁to ▁witness ▁the ▁testing ▁of ▁his ▁" B " ▁sample ▁at ▁the ▁Os lo ▁University ▁Hospital ▁after ▁the ▁" A " ▁sample ▁had ▁already ▁tested ▁positive ▁in ▁October . ▁The ▁results ▁were ▁announced ▁on ▁ 8 ▁November ▁ 2 0 1 4 ▁by ▁a ▁Malays ian ▁sports ▁official ▁who ▁confirmed ▁that ▁the ▁" B " ▁sample ▁had ▁tested ▁positive ▁as ▁well . ▁He ▁decl ined ▁to ▁identify ▁the ▁player ▁but ▁confirmed ▁to ▁The ▁Associ ated ▁Press ▁that ▁it ▁was ▁Lee . ▁ ▁On ▁ 1 1 ▁November ▁ 2 0 1 4 , ▁the ▁Bad m inton ▁World ▁Federation ▁confirmed ▁that ▁Lee ▁was ▁tempor arily ▁susp ended ▁from ▁compet ing ▁due ▁to ▁an ▁apparent ▁anti - d op ing ▁reg ulation ▁viol ation . ▁The ▁hearing ▁was ▁held ▁on ▁ 1 1 ▁April ▁ 2 0 1 5 ▁in ▁Amsterdam . ▁ ▁On ▁ 2 7 ▁April ▁ 2 0 1 5 , ▁it ▁was ▁announced ▁that ▁Lee ▁had ▁been ▁handed ▁a ▁back dated ▁eight - month ▁ban ▁for ▁his ▁anti - d op ing ▁rule ▁viol ation . ▁The ▁panel ▁was ▁convinced ▁that ▁Lee ▁had ▁no ▁intent ▁to ▁che at ▁and ▁allowed ▁him ▁to ▁res ume ▁his ▁career ▁by ▁ 1 ▁May ▁ 2 0