November 16, 1973 (October 22) Guichou radical the Haihe Bordeaux. November,

1973 Jilu the people of Beijing and Tianjin in response to Chairman Mao Zedong "To tackle the Haihe River" call, fought a decade, was a huge victory. Flooding, waterlogging, drought, alkali and other disasters in the country under unified planning, a comprehensive governance, built more than 4300 km of levees, excavation, dredging more than 270 tributaries, the new Han Dong, bridge, gateway over 60,000 seats Haihe River Pai Hong Ruhai of capacity increased 10 times more than before liberation, but also the expansion of a number of new reservoirs, dug a number of motor-pumped wells, the Haihe River Basin person per acre of irrigated land, the total grain output than 1963 doubling. [L $ dj��.c��m]