sentences:  Thus, based on this Convention, this triptyque scheme and allegedly following Charles Aubert's vision and initiative (director of the Chamber of Commerce, Industry and Services of Geneva and future first director of the Chambres de Commerce Suisses), the Customs Co-operation Council with the cooperation of the International League of Commercial Travellers and Agents and of the ICC's International Information Bureau of Chambers of Commerce prepared the Customs Convention Regarding the E.C.S.Carnets for Commercial Samples which entered into force on 3 October 1957.The new Convention introduced the E.C.S.