QINHUANGDAO PORT CO., LTD.* 3369 2018 11 19 2 (4) 2 2,124,678,600 2017 8 16 A ( A ) A 818,812,300 2,124,678,600 2,124,678,600 2017 5 25 A 2017 6 30 1 2018 12 11 * 2