Electronically typed letter from the Independent Chinese Centre to the Chinese Centre, [New York], 7 April 2004; heading: «Archive 37: ICPC Letter to China PEN Centre, 2004-04-07», f. 1. In this letter the Independent Chinese Centre calls for collaboration and dialogue with the Chinese Centre, so that the two can work together with the same goals, principles, and objectives – those set out by PEN International’s Charter – when campaigning for the united cause of global freedom of expression. It is signed by Chen Maiping, general secretary of the Independent Chinese Centre (2003-05).