Canal across Cangzhou
There is one canal,the length of which is 16 times longer than Suez Canal,33 times longer than Panama Canal,has the longest history in the world.It is the Hangzhou Grand Canal.Cangzhou,is richly endowed by this grand canal.
Cangzhou canal part in Hangzhou Grand Canal is always called the south canal,its foundation is actually even earlier than the Sui Dynasty.Dated back to Wei Dynasty,Caocao,the historical politician,excavated the canal.In Ming Dynasty,it was named Yu River.When it comes to canal,it was in Qing dynasty.Cangzhou canal part motivated the most cities,towns along side,it last for 215 kilometers.

Hei Yan Group is located in the rich culture and history based city. And make its goal to serve customer,keep attention on manufacture hydraulic elbow machine,hydrualic pipe bending machine,expanding machine.