Go yunnan hair or Bejing 101 lo.
Use good shampoo, Good conditioner and good leave-on Not
everyday. But 1 week once. Treatment too.
Light shampoo for frequent wash.
Always use the same brand of shampoo, conditioner and leave-on.
Dun ever comb yr hair when is wet cause easy to drop.
Gel and spray: Only use Japanese product - without
aerosol.
See a doctor, Dude if the problem persists.
Hope my personal Grooming tips can help u.