近年来，台商在祖国大陆的投资项目，属于较高层次的发展项目主要有电子、电脑、机电、精密机械等多种科技含量高的行业，其中一些行业已成为台商在本岛以外的重要生产基地。去年底，我国有关部门宣布由今年起取消某些进口生产设备的关税优惠，最近已将取消关税优惠期限延迟半 In recent years, Taiwanese investment projects in the motherland mainland belong to a number of high-tech industries such as electronics, computers, electromechanical and precision machinery. Some of these industries have become important for Taiwanese businessmen outside the island Production base. At the end of last year, the relevant departments of our country announced that the tariff concessions for the abolition of certain imported production equipment will be canceled this year and have recently delayed the cancellation of the tariff concession period by half