CTCC and KTTO Sign Protocol Cyprus Turkish Chamber of Commerce (CTCC) and UK Cyprus Turkish Chamber of Commerce (TCCoC) sign a business protocol of cooperation. Cyprus Turkish Chamber of Commerce (CTCC) and UK Cyprus Turkish Chamber of Commerce (TCCoC) have signed a business protocol of cooperation. The terms of the agreement call for both chambers to, among other things, seek to elevate cooperation between the two chambers to the highest degree, improve their dialogue, establish economic and social connections between their members, and increase the volume of cooperative work between their members.