 In April 2014, Taiwanese business people in Indonesia donated four garbage trucks through Chang to Jakarta Lieutenant Governor Basuki Tjahaja Purnama to help the city government to handle waste-related issues.Chang said that the help was given because all this while, many Taiwanese business people have cooperated a lot in various sectors with the Jakarta City Government.Basuki responded by saying that Taiwan has helped Jakarta a lot in handling its continuous flood problems, such as by the Tzu Chi Foundation.