ová ▁in ▁the ▁second ▁round ▁in ▁singles , ▁while ▁in ▁doubles ▁she ▁and ▁Str ý c ová ▁were ▁be aten ▁in ▁the ▁third ▁round ▁by ▁K ichen ok ▁and ▁Ost ap en ko . ▁Non eth eless , ▁H s ie h ▁and ▁Str ý c ová ▁became ▁the ▁first ▁doubles ▁team ▁to ▁qual ify ▁for ▁the ▁ 2 0 1 9 ▁W TA ▁Final s ▁during ▁the ▁US ▁Open . ▁ ▁H s ie h ▁posted ▁mixed ▁results ▁during ▁the ▁Asian ▁hard - court ▁season ▁for ▁singles ▁and ▁doubles . ▁Her ▁best ▁singles ▁result ▁came ▁at ▁the ▁Japan ▁Open , ▁where ▁she ▁was ▁the ▁def ending ▁champion ▁and ▁the ▁number ▁one ▁seed ▁for ▁the ▁first ▁time ▁in ▁a ▁W TA ▁singles ▁tournament ▁in ▁her ▁career . ▁However , ▁she ▁was ▁ups et ▁by ▁Na o ▁H ib ino ▁in ▁the ▁quarter final s . ▁In ▁doubles , ▁she ▁made ▁the ▁final ▁of ▁the ▁Tor ay ▁Pan ▁Pacific ▁Open ▁with ▁her ▁sister ▁H s ie h ▁Yu - ch ie h , ▁where ▁they ▁were ▁be aten ▁by ▁fellow - T ai wan ese ▁sib lings ▁Lat ish a ▁Chan ▁and ▁Angel ▁Chan . ▁However , ▁she ▁and ▁Str ý c ová ▁came ▁into ▁the ▁W TA ▁Final s ▁on ▁a ▁three - match ▁losing ▁stre ak ▁after ▁posting ▁consecutive ▁first ▁round ▁losses ▁in ▁Wu han ▁and ▁Be ij ing . ▁Se eded ▁second , ▁the ▁pair ▁dropped ▁their ▁opening ▁match ▁to ▁D ab row ski ▁and ▁X u , ▁but ▁beat ▁Barb