| 2019 | 75 20 | 1. 45 | 2018 | 10 22 10 31 | 2018 12 2 | | | | | | | | | 8 2 + X | | | 41 | | | | 2 | | | | | | 10% 15% | | 10 21 | http://www.scs.gov.cn 2019 | http://bm.scs.gov.cn/kl2019 | | |