▁ ▁No ▁DE HP ▁found ▁during ▁Taiwan ▁food ▁sc andal ▁ ▁In ▁May ▁ 2 0 1 1 , ▁a ▁sc andal ▁broke ▁out ▁in ▁Taiwan ▁when ▁many ▁drink s ▁were ▁found ▁to ▁contain ▁DE HP , ▁a ▁pl astic iser ▁which ▁was ▁added ▁as ▁a ▁cloud ing ▁agent ▁in ▁order ▁to ▁improve ▁the ▁appearance ▁of ▁the ▁drink s . ▁Ing estion ▁of ▁DE HP ▁is ▁known ▁to ▁cause ▁heart ▁problems ▁and ▁to ▁affect ▁male ▁gen ital ▁development . ▁Even ▁though ▁G ong ▁Cha ' s ▁products ▁were ▁proved ▁to ▁contain ▁no ▁DE HP , ▁the ▁sales ▁record ▁of ▁its ▁branch ▁in ▁C ause way ▁Bay ▁dropped ▁approximately ▁ 3 0 %, ▁caused ▁by ▁the ▁news ▁spread ▁to ▁Hong ▁Kong . ▁G ong ▁Cha ▁took ▁a ▁variety ▁of ▁actions ▁to ▁restore ▁consumer ▁confidence ▁in ▁the ▁products , ▁such ▁as ▁conduct ing ▁tests ▁on ▁ing red ients ▁imported ▁from ▁Taiwan ▁in ▁order ▁to ▁prove ▁their ▁safety ▁and ▁in ▁June ▁ 2 0 1 1 ▁dis cont in ued ▁certain ▁kinds ▁of ▁ju ices ▁in ▁its ▁Hong ▁Kong ▁branches ▁before ▁the ▁test ▁reports ▁released . ▁In ▁the ▁end , ▁the ▁products ▁were ▁proved ▁to ▁contain ▁no ▁DE HP . ▁ ▁Reb rand ing ▁in ▁Singapore ▁On ▁May ▁ 2 9 ▁ 2 0 1 7 , ▁it ▁was ▁announced ▁that ▁all ▁ 8 0 + ▁G ong ▁Cha ▁stores ▁will ▁be ▁closed ▁and ▁replaced ▁with ▁another ▁brand ▁Li ho ▁However , ▁G ong ▁Cha ' s ▁Singapore ▁Branch ▁announced ▁its ▁return ▁in ▁December ▁ 1