Sportswear brands in China are benefiting from growing public interest in, and government promotion of exercise, although margins have been pushed down by ecommerce, writes the Financial Times. Chen Ke, a partner at Roldan Berger, says that low-end Chinese brands are likely to be the relative losers. More unique brands, such as Under Armrour and Lululemon are growing faster, according to Weiwen Han, a partner at Bain.