Linqing City is connected to Beijing, over 400 kilometers away, through its tribute(贡品) bricks. Linqing tribute bricks, or Gong Bricks, were transported to the country's capital through the Grand Canal for the (construct) of historical buildings like the Forbidden City. Local people call the type of brick a legend flows from the Grand Canal. This "legend" (list) as an example of national cultural heritage on June 14, 2008.
Linqing sits at the confluence (交汇处) of the Weihe River and the Grand Canal, making transportation very (convenience) .
During the Ming and Qing (1368-1912) dynasties, Linqing was a large important city a population of over one million. Linging tribute bricks earned their reputation during the Ming Dynasty, when they were (wide) used for imperial buildings. Apart from the transport links, the quality of the brick is one factor to make famous.
The "Lianhua" soil in Linging is ideal raw material for bricks. The city is located in the plain of the Yellow River. So when the Yellow River floods, there will always be a layer of fine sandy soil (cover) the local soil. Over time, a layer of sandy soil and a layer of clay will form an overlapping structure, known as "Lianhua". Linging tribute bricks (make) of this soil will not be out of shape easily.
