 By the end of the 19th century, Taiwanese merchants dominated Taiwan's import-export trade and accumulated large sums of profits through commercial relations with China, England, and the Netherlands.Some merchant families such as the Lin Pun-Yuan family who traded domestically and internationally even established their own local banks and money exchange houses to lend money to local producers.In 1881, 90 percent of Taiwanese tea was exported by Taiwanese merchants and they also dominated the camphor and sugar, as well as the opium and textile trade.