Asus — Bad servicing

Address: Thane, Maharashtra

I gave my FONEPAD to ASUS service within warranty period & they gave me after warranty has expired, by replacing motherboard, as i was told. after 2 days it was not working properly, the issue had come with battery . Thery are charging me Rs.9000 for motherboard (as they gave me new mother in warranty period and after 2 days it was not working properly.), RS. 2980 for battery ( as battery was working properly before giving to servicing) . Please help me at this situation .