As one of the leading providers modern education equipments and multimedia series in China, Syslab leverages its strengths product research development, manufacture delivery, to provide complete design purchase solutions for customers, managing supply ...

as a leading in ballast of watt-change road lighting power-saving system company, build at 1998.start R&D this field over 10 years;our team is by dr.du, as he the nation high-tech department very famous ***** factory near shanghai.workers total ...