Mimela langbianica
Mimela langbianica is a species of scarab beetle in the family Scarabaeidae. Description 
They are leaf-green colored, and have a trapezoidal clypeus. Their elytra makes them similar to Anomala felicia. Range 
They had been known to live in the Đà Lạt Plateau. References 

Rutelinae
Insects of Vietnam