why?
Since there is no prototype flying with a number 2020 and this is most obviously one of the earlier 201x-prototypes.
why?
2020 !!???
Must be a PS-job.
Going to Zhuhai??
Please define "proportionate".China having a proportionate fleet of tankers would give PLAAF a huge advantage during war time and would enable to generate a significant amount of sorties.
Please define "proportionate".