Joymain International Development (JIGD) S-1 IPO registration

EXHBIT 3.1

CORPORATE CHARTER

I, ROSS MILLER, the duly elected and qualified Nevada Secretary of State, do hereby certify thatADVENTO, INC., did on August 4, 2010, file in this office the original Articles of Incorporation; that said Articles of Incorporation are now on file and of record in the office of the Secretary of State of the State of Nevada, and further, that said Articles contain all the provisions required by the law of said State of Nevada.

IN WITNESS WHEREOF, I have hereunto set my

hand and affixed the Great Seal of State, at my

office on August 5, 2010.

ROSS MILLER

Secretary of State

Certified By: Nita Hibshman

Certificate Number: C20100805-0133

You may verify this certificate

online athttp://www.nvsos.gov/