HP India — printer is not working porperly

Address:

Jamnagar, Gujarat

we have purchase a printer hp officejet pro 3620 for our office use printer is instole on 18/05/2015 and with the fist day we face problem in printing. after give a print command printer starts working but print half page or only one line of page. when we give a print command of 15 to 20 pages together some page is print twice of some page is half printed. i feel that its a manufacturing defect. due to this problem we face lot of difficulties. so i request to send some responsible person at our site for inspection and do something to resolve probleme our office address is as below collectorate jamnagar lalbunglow jamnagar