Vigan City Mayor Eva Marie S. Medina and Pateros Mayor Jaime Medina signed a Sisterhood Agreement on February 17, 2016 at the Vigan Convention Center. Under the agreement,  Vigan and Pateros are to adopt programs and establish an enduring link through the exchange of initiatives and experiences in the following areas such as Commerce particularly in the exchange of business missions and participation in expositions, fairs, business fora that would promote and enhance the trading of goods an...