Lulu Connect — motorola g4 plus

I purchased a motorolla g4 plus from lulu connect edappally lulu mall on [protected] by 8:30 pm when i reached home i took the phone from the box i noticed the phone was heating after some time i put the phone for charging that time also the phone gets heat up the next day i took some photograph that time also the phone was heating on that day i went to lulu connect edappally lulu mal on [protected] by 2:30 pm and informed the sales boy about the complaint they told that they cannot replace or exchange the phone so you go with service center what type of service is this i didn't keep the phone for more than 24 hours with me then why should lulu print on the back of the bill ( all goods purchased from lulu can be exchanged on presenting the original cash memo within 7 days from the date of purchase ) i am not intresed in giving the phone to service center so you please give me any other brand mobile

Jithin [protected]