Wangmu Tunnel Energy saving Renovation Project in Wangmo County, Guizhou Province

The Wangmu Tunnel is also the first urban tunnel in Wangmo County. The completion of the tunnel is of great significance for accelerating the integration of new and old urban areas, improving traffic capacity, and promoting the economic and social development of the entire county. Expanded the space for urban development.

In January 2017, Wangmu Tunnel underwent energy-saving renovation, using 150W ceramic xenon lamps produced by Shandong Yiyuan Optoelectronics Technology Co., Ltd. to replace the original 250W high-pressure sodium lamp light source, fully utilizing the advantages of good color rendering, high energy-saving rate, and long effective life of high-pressure xenon lamps, providing higher quality lighting conditions for the tunnel.