rera ▁Cup ▁Asia , ▁South ▁East ▁Asia ▁Tour ing ▁Car ▁Zone ▁Challenge ▁( SE AT C Z C ) ▁and ▁the ▁Asian ▁Tour ing ▁Car ▁Championship . ▁He ▁was ▁the ▁winner ▁of ▁the ▁ 1 9 9 3 ▁Gu ia ▁Race , ▁three ▁times ▁SE AT C Z C ▁champion ▁and ▁the ▁ 2 0 0 3 ▁Por sche ▁Car rera ▁Cup ▁Asia ▁champion . ▁He ▁also ▁performed ▁road tests ▁and ▁wrote ▁columns ▁for ▁car ▁mag az ines ▁in ▁Hong ▁Kong . ▁ ▁Racing ▁career ▁K wan ▁first ▁came ▁to ▁prom in ence , ▁after ▁winning ▁numerous ▁supporting ▁races ▁in ▁prior ▁years , ▁he ▁won ▁the ▁Gu ia ▁Race ▁in ▁ 1 9 9 3 ▁in ▁a ▁D TM ▁spec ▁B MW ▁M 3 ▁and ▁two ▁other ▁races ▁on ▁the ▁same ▁week end ▁( one ▁was ▁the ▁Super car ▁Challenge ▁in ▁a ▁Por sche ▁ 9 1 1 ▁and ▁C TM ▁Cup ▁race ). ▁In ▁the ▁Super car ▁Challenge ▁in ▁ 1 9 9 4 , ▁he ▁was ▁the ▁first ▁driver ▁to ▁give ▁the ▁Ferr ari ▁F 3 5 5 ▁its ▁first ▁win ▁on ▁its ▁race ▁debut ▁and ▁for ▁the ▁following ▁year , ▁it ▁was ▁a ▁Ferr ari ▁F 5 0 ▁he ▁repeated ▁the ▁fe at . ▁ ▁South ▁East ▁Asia ▁Tour ing ▁Car ▁Zone ▁Challenge ▁ ▁In ▁ 1 9 9 4 , ▁he ▁competed ▁in ▁the ▁South ▁East ▁Asian ▁Tour ing ▁Car ▁Zone ▁Challenge ▁( SE AT C Z C ), ▁driving ▁a ▁B MW ▁M 3 ▁for ▁Three ▁Crow ns