dpa Taipei Taiwan has threatened to take China to the World Trade Organization over a Chinese ban on the import of custard and wax apples. Chinese customs authorities announced on Saturday that China would, from Monday, ban the import of custard and wax apples from Taiwan, citing concerns over a pest, “planococcus minor.” According to Taiwan’s Cabinet-level Council of Agriculture, China informed Taiwan about its decision on Sunday. On Facebook, Taiwan Premier Su Tseng-chang said China’s decision lacked scientific basis and violated the principle of non-discrimination under WTO, demanding Beijing to respond by the end of September. Responding to China’s...