It will be started on 2nd August, to reduce every week : 2 August-4 October (2019 point), 11 October-11 November (2020).
As CLELY stated above, starting from August 2nd, every week they will remove 4 weeks of results. So it will happen gradually.
Lol... Looks like world economy inflation is causing an inflation pressure in BWF tournament cash prizes and event level. Sent from my SM-G988W using Tapatalk