Development process
In 1951,
Andong Yonghua machinery factory was established to support the Korean war.
In 1957,
Independently designed and manufactured the new China's first wheeled tractor "Yalu river No. 1".
On May 18, 1958
Chairman Mao wrote the comment"The lowly are most intelligent; the elite are most
In 1961,
Forming forging, crankshaft processing and other production lines.
In 1967,
It was renamed to Dandong 518 tractor factory."518" is used as the name of the factory so far.
In 1980,
The six-cylinder crankshaft with counterweight was developed independently and produced for the first time, breaking the bottleneck of forging and crankshaft industry in China and leading the industry technology.
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