Union of Hong Kong Student Associations (UHKSA) | 27 followers on LinkedIn. The Union of Hong Kong Student Associations is a partnership formed by the HK student associations of 20 American and Canadian universities. The objective of the Union is to unite HK tertiary students studying in the U.S. and Canada and foster friendships and cooperation among them. We aim to host regular social and professional activities, promote both HK and American cultures and create a welcoming and vibrant interschool community.