PSPCL — over voltage on my shop

Address: Kapurthala, Punjab

dear sir i am kamaljit singh s/o bhagat singh sultanpur lodhi my pspcl account no is X15CG230480N the name of shri naresh kumar shop owner. yesterday over voltage comes on my pspcl connection . my samsung multi printer, tube light, soldring iron is dammaged . please tell me who is responsible for this..please help me regards: kamaljit singh, kamal electronics sultanpur lodhi distt.kapurthala mobile.[protected]