The National Disaster Relief Commission initiated a "Level II emergency contingency plan", which covers the most serious class of natural disasters. The plan rose to Level I at 22:15 CST, May 12.
When did the plan rise to Level I?
at 22:15 CST, May 12
The plan rose to Level I at 22:15 CST, May 12.
The plan rose to Level I at twenty-two:fifteen CST, May twelve.
When did the plan rise to Level I?