Honda 2 Wheelers India — Irregular service

Address:

735101

I am arjun matabbar ([protected]). i have honda stunner 125cc (wb72e9157). i have went to local honda service centre (ratna honda., jalpaiguri) for my bike's problem. they told me its a engine problem and followed there instruction. they did work also and i have paid amount of rs 2500 for work. but still the problem remains. i am suffering from last 20days. its a harresment for me and i am not getting any satisfied solution from them. for this i have already waisted much money for transportation. still they are unable to solve my problem. please tell me what should i do now if i not get any solution from authorised service centre. the copy bill i have uploaded.