I don't know whether Malacca is ordinarily written with the hemp character in Taiwan, but when you report about things in Malaysia I think it would be better to follow the local custom and "when in Malaysia, do as the Malaysians do."
我不曉得在貴國是否是稱為「麻六甲」，但對於報導有關敝國的事物，我想還是「入境隨俗」的較好。