Hcl Laptop — its body and hengies

i have purchase a laptop from ambala dealer in 2007 near sep. and in the year its having body prob.that is it is having hinges prob an di go to yhe dealer and he said me to spend 2100 for the hinges and he will repair it
i gave 2100 to repair center which is in karnal and he repair it after repairing it again it have prob in hinges with in 3 months what to do now
one thin more this model is having the manf.falt of hinges
pls sujest me what i do