Jinan Yu Jin Sheng Trading Co., Ltd. is high-tech and information services in one of the high-tech enterprise dedicated to the field of bar code, communications, networking and many other high precision and advanced technology research and development, the main business of bar code printers, barcode scanners , barcode printing software, bar code detector, data collection terminals, a variety of bar code printing supplies, bar equipment repair parts, burglar alarm and other products, and provide good service. Currently, too invasive technology products have been widely used in industry, medicine, logistics, education, supermarkets and other fields.