Shenzhen Qianhai Underpass realizes the conversion of underground and surface transportation by constructing several entrances and exits, providing convenient transportation conditions for the area.
As the first, which is also the largest-diameter sheild tunnel across the Yellow River, the Jiluo Road Yellow River Tunnel was officially opened to traffic after years of construction.
The Hong Kong-Zhuhai-Macao Bridge is not only the longest cross-sea bridge in the world, the 6.7 kilometer undersea tunnel part is also the world's deepest buried and most technically difficult immersed tunnel.
SANSI tunnel lights light up 329 National Highway. Stretching 10km, Dadongdai tunnel is the longest tunnel in Zhoushan.
Sansi decorated the cross-river bridge with a magnificent lighting exterior, making it a beautiful scene in this romantic city.
Sansi provided LED outline lights for Yongjiang Bridge in Ningbo.
Sansi provided hundreds sets of lighting fixtures to customize a landscape lighting solution for the Wanzhang River, Zhoushan.
The maze of elevated express ways in Shanghai forms the shape of the word ‘Shen’, which is the another name of Shanghai in Chinese.
SANSI colorful landscape lights enlightening the night for Pujiang Ancient street.
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