About 80 per cent of the foreign nationals granted working visas under Hong Kong’s General Employment Policy (GEP) last year were hired on short-term contracts, while nearly half of successful applicants earned less than HK$20,000 (US$2,564) a month.According to the latest Immigration Department data, 31,278 GEP working visas for foreigners were approved last year. Mainland Chinese residents cannot apply to the scheme.While the figure marked the second consecutive year the scheme had cleared...