Hong Kong Exports of retreaded, used pneumatic tyres, solid, cushion tyres, tyre flaps to Cameroon was US$832 during 2024, according to the United Nations COMTRADE database on international trade. Hong Kong Exports of retreaded, used pneumatic tyres, solid, cushion tyres, tyre flaps to Cameroon - data, historical chart and statistics - was last updated on September of 2025.