▁any ▁discipline . ▁It ▁also ▁meant ▁she ▁would ▁return ▁to ▁the ▁top ▁ 1 0 ▁rank ings ▁for ▁the ▁first ▁time ▁since ▁January ▁ 2 0 1 0 . ▁ ▁P eng ▁and ▁H s ie h ▁opened ▁their ▁summer ▁hard - court ▁partners hip ▁with ▁a ▁victory ▁at ▁the ▁Premier ▁ 5 ▁C inc inn ati ▁Masters , ▁defe ating ▁Anna - L ena ▁Gr ö ne feld ▁and ▁P esch ke ▁in ▁the ▁final . ▁After ▁an ▁opening - round ▁loss ▁in ▁New ▁H aven , ▁and ▁a ▁defeat ▁at ▁the ▁hands ▁of ▁San ia ▁Mir za ▁and ▁Zh eng ▁J ie ▁at ▁the ▁US ▁Open , ▁the ▁pair ▁won ▁their ▁fourth ▁title ▁of ▁the ▁year ▁at ▁the ▁Gu ang z hou ▁International ▁Open ▁and ▁W TA ▁Tour ▁Championships . ▁After ▁posting ▁back - to - back ▁semif inal ▁finish es ▁at ▁the ▁Pan ▁Pacific ▁Open ▁and ▁China ▁Open , ▁H s ie h ▁qualified ▁with ▁P eng ▁for ▁the ▁W TA ▁Tour ▁Championships ▁for ▁the ▁first ▁time ▁in ▁her ▁career . ▁Se eded ▁second , ▁they ▁defeated ▁Nad ia ▁Pet ro va ▁and ▁Kat arina ▁S re bot nik ▁in ▁the ▁semif inals ▁and ▁Ek ater ina ▁Mak ar ova ▁and ▁El ena ▁V es n ina ▁in ▁the ▁final ▁to ▁win ▁the ▁year - ending ▁championship , ▁and ▁their ▁fifth ▁title ▁of ▁ 2 0 1 3 . ▁By ▁virtue ▁of ▁this ▁win , ▁H s ie h ▁and ▁P eng ▁became ▁the ▁first ▁Asian ▁players ▁to ▁ever ▁win