Top stories this week on just-style include a look at new smart fibre and fabric concepts on show at the Texprocess and Techtextil trade shows in Frankfurt, how the reinstatement of Sri Lanka's GSP+ duty-free trade concession will mainly benefit the country's garment export industry, Cambodia's apparel industry faces a chronic skills shortage, and Shandong Ruyi Technology Group is to invest US$410m in its first facility in North America.