 Nyorai kuenderera mberi kwechikamu chino - Musi wa 10 Kukadzi 1662 akamanikidzwa kupa Fort Zeelandia mushure mekukombwa kwemwedzi mipfumbamwe neuto guru reChinese revarume zviuru makumi maviri nezvishanu nezvikepe chiuru pasi paKoxinga. Coyett akati vaChinese vakanga vari nani zvishoma kupfuura mienzaniso yakaipa yavarume vane utere zvikuru, apo iye aidavira kuti kwakanga kusina gadziriro yokupinda muTaiwan. VaDutch ipapo vakachinja rwiyo rwavo kuti Formosa inorasika pakangotanga hondo. Neuto rake rakapwanywa zvakasimba nemaChina aitungamirirwa naKoxinga, Coyett akasiya Taiwan mushure mekukombwa kweFort Zeelandianezvokudya zvakakwana kusvika kuBatavia. Pashure pemakore matatu okuiswa mutorongo akatongwa nokuda kwokutengesa nyika, nemhaka yokukundikana kwake kuchengeta Taiwan kana kuti kuchengeta fariro dzinokosha dzokutengeserana. Coyett akaregererwa ndokuendeswa kuRosengain, chitsuwa chiri kumabvazuva kweBanda Islands, asati asunungurwa muna 1674. Muna 1684 akatenga imba paKeizersgracht, panzvimbo yaimbova neimba yaHemony. 