B2B Trong Tin JSC specializes in producing hand tools such as wrench, scissors, screwdriver, chisel, drill, etc.. Taiwans Genius hand tools are used in the dismantling and repair of machinery equipment, garage and motorcycle.B2B Trong Tin JSC specializes in producing hand tools such as wrench, scissors, screwdriver, chisel, drill, etc.. Taiwans Genius hand tools are used in the dismantling and repair of machinery equipment, garage and motorcycle.