Lenovo — authorised service centre in hubli are not able to diagnose the problem

Date of incident 25/2/2018
Number [protected]
This is asif raichur i have lenovo z2plus 4gb ram 64gb rom with dual sim from past few days im facing the problem is cell phonne touch pad is not working properly first the problem was ocured in january visited authorized service centre in hubli, problem got solved but the same problem i faced on 25/2/2018 on 26/2/2018 again visited the service centre again updated for 2days cell worked smoothly and again on 28/2/2018 same problem visited service centre on 1/3/2018 and returned the same and now today im facing the same problem
Service centre persons are not registering the problem in computer just they are writing manually in the job card. Please resolve my issue at earliest as soon as possible