PICS: Blac Chyna's MOTHER Has Fallen On HARD TIMES . . . So Now She's Selling Her HANDS . . . Giving 'EXOTIC Massages' For $350!!!

Blac Chyna's mother has decided that she's going to make money - USING HER HANDS> She's now offering "exotic massages" to customers - for $350 a pop.

We're not sure what an "exotic" massage is . . . but we can IMAGINE . . .