SYF has engaged in production of printed circuit boards(PCBs) for more than 20 years now.With the together efforts of all his staffs,SYF has already become one of the largest PCB manufacturer in south China.SYF has around 1000 staffs now and began to export north America and western Europe countries in 2000 and his volume of export is increasing astronomically every year.SYF¡¯s products are in great demand in these markets and gets a high reputation of top quality and competitive prices.