We are manufacturers in all kinds of PCBs (single-sided PCBs double-sided PCBs and multilayer PCBs) in China. Our company have built own modern workshop more than 12000 square ***** are more than 300 staffs, 20% of whom are technical & experienced persons. The annual output is over 180, 000 square meters. With the effort of the whole YSL staff, our market covers the whole country. Meanwhile, the network has rapidly developed to Italy, Russia, and Japan, etc. countries and areas. We have built long term business cooperation with them. We posses the UL, RoHs and ISO9001:2000 certification.