GEM-TECH Archive

  •     GEM-TECH http://www.gemtech-hb.com/en/ Hebei Gem-Tech Electronics is established in 1999, and it’s a Hong Kong sole proprietorship and located at Shijiazhuang, the capital of Hebei province. It engages in […]

    GEM-TECH

        GEM-TECH http://www.gemtech-hb.com/en/ Hebei Gem-Tech Electronics is established in 1999, and it’s a Hong Kong sole proprietorship and located at Shijiazhuang, the capital of Hebei province. It engages in […]