Dongguan Hua Feng company   

Topu digital instrument is the crystallization of painstaking research company Franks America China Academy of Sciences for many years. Its appearance and accuracy comparable to gtco. Its operation mode and work mode are all modeled by gtco. It can be effective in the area of the location of the digital, and the current coordinates of the display or to the computer, is a low price, convenient and practical computer input equipment. Widely used in digital mapping, cad\gis and other fields, industry distribution in land survey, land planning, urban survey, architectural design, fashion design and embroidery, etc. the company also sells a variety of embroidery and printing system, while providing professional training. Huan