If the train company plan tasks or projects assigned separate operation plan. Such work construction in civil engineering of construction or improvement. And the work stability of the work stability of the bridge.Construction project, the project of high speed trains and telecommunications projects across the country. The company will need to consult guidelines implementation or construction methods to coordinate work. To improve project signalling system light color.And go, at the same time without obstacles, to complete the work completed within the time limit, according to plans.
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