At about 13:00 on February 22nd，An open-pit coal mine of Xinjing Coal Industry Co., Ltd. in Alashan Left Banner, Alashan League, Inner Mongolia collapsed.。

After the disaster，Ningxia Sanyi, the nearest agent of Sany Heavy Machinery, immediately organized a rescue team of more than 20 people.，Thirteen Excavators were scrambled.，Two pickups and one multi-functional service Vehicle supported the disaster area.，And purchase mineral water、Biscuits、Milk、Instant noodles and other supplies rushed to the front line at the first time.。

Emergency investigation and study of the scene by rescue experts，At present, layered excavation is adopted for rescue.、Trapezoidal descent，Search and rescue from both sides of the mountain，Peel off one layer、Probe it once，Once the trapped people are found.，Quickly carry out rescue。

Due to the large volume of collapse in the accident area，The industry and mining are bad，The Excavator is also worn out.。Outside the rescue center.，Sany also deployed four service engineers.，Set up a 24-hour service working group on standby.。At the same time，The reserve echelon is also ready.，Mobilize support as needed at any time。

On the evening of February 23，Take advantage of the armed police fire officers and soldiers shift gap，The Sany Service Team immediately organized refueling of the rescue equipment.、Maintenance and care。

At present，Sanyi Rescue Team is still in the disaster area to cooperate with the national rescue force.。