Instead of asking how long been waiting, let's try a different way
Who actually got approved in either HCMC or Hanoi recently?
To avoid unnecessary clutter, only comment if you went into pending approval (final stage) post 1 May, as document checks/requests reset timers
Common sense say they should be processing in date order, so those still waiting might be able to estimate how much longer they have by seeing results of those approved
Also let's those planning on applying to estimate how long its really going to take these days