The output of China’ metal fasteners jumped 7.53 percent year-on-year to 6,389,221 tons in 2013. For the month of December, the output rose 19.22 percent to 617,274 tons. The top five provinces were Zhejiang province (2,067,948 tons, up 2.19%), Hebei (1,179,624 tons, up 9.86%), Sichuan province (700,386 tons, up 8.84%), (…)