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The LED lamp display screen comprises the part of red and green LEDs for displaying strip type road constituting the structure of net topology of backbone roads, the part of arrowheaded LED display for indicating each section of road in upward and downward directions, and the part of reflecting signs made from sticking film for marking names of roads.

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I plant has a long history, China's Central Plains region specializing in the production safety facilities, highway crash barriers and parapets of Road Machinery backbone enterprises, the site located in the urban area of Zhengzhou, 107 State Road, east, south Sea Road, from the Beijing-Zhuhai-only 2 Km and strategic location, convenient transportation, the plant covers an area of 63,252 square meters, 518 employees, a senior technical titles in more than 50 people, the strength of the rails with modern production lines and electrostatic spray production line and a powerful Production and construction capability.

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