Guangdong ?YuenShing Textiles, a vertically integrated circular knitter with dyeing operations in China has been removed from a pollution watch-list after cleaning up its environmental performance, writes John Mowbray. Hong Kong headquartered YuenShing, which has an annual capacity to produce 22,000 tonnes of knitted fabric per year is a major knitwear supplier to retailers such as Esprit, Tommy Hilfiger, adidas, La Senza and Li Ning.