I think it's good. Starting from 20 19, 12 and 14, the flying image package (version 20 19) was optimized. Leap Package (version 20 19) consists of traffic module and voice module. Since 8 yuan, the voice module has a maximum of 328 yuan (1 file required). The traffic modules include 80 yuan, 100 yuan, 150 yuan, 200 yuan and 300 yuan (1 file required), including 20 GB/30 GB/60 GB/1respectively.