
On the morning of December 28, 2010, Qingchun cross-river tunnel operated formally. The tunnel, north to Qingchun east road Qianjiang new district, south to Shixin road Xiaoshan district, is the first tunnel across the Qiantang River, known as" The forst Qianjiang tunnel." With the operation of the tunnel, Qingchun tunnel fan frequency conversion system, provided by Donghua, was also put into operation successfully. |