Hero Motocorp — bike shut down again and again

Address:

Chandigarh, Punjab, 160030

I purchase splender + bike (date -16/07/2018).in earlier days bike is moving good ..But after 5-6 day bike star shut down when I go to purchasing company (name -charisma goldwheels, plot no.7, industrial area, phase -1, Chandigarh) the machanic set the bike and give to my by saying that the bike tuning is not set we set these.But these happen again and again up till now I want there in purchasing company 7 to 8 time but no solution .its about 1 month and 12 day from by purchasing day and the bike shut down 7-8 time and I want there 7-8 time .I am not so free .so please solve my problem