Shijiazhuang Shuangjian Tools Co.,Ltd is a specialized company in manufacturing files, which was established in 1951.For many years in supplying high quality files, weown the famousBI-SWORDbrand.

Being certified as compliant with ISO9001:2000 and GS, we unite the traditional technics and advanced management mode to provide high grade products and satisfying service both in domestic and international market.