One of the strengths of the study is the cross-country comparison in sugar content and serving size of CSSBs between China and the UK, where a sugar reduction programme has been carried out, resulting in a reduction in the sugar content of CSSBs. This is the first study that has investigated the sugar and energy content of carbonated sugar-sweetened beverages (CSSBs) sold in Beijing, China, where there has been a rapid increase in the consumption of CSSBs in parallel with the obesity epidemic...