Even though MCC was seldom reported in high-latitudes according to the statistics,it occurred in the north part of Heilongjiang Province i.e.Heihe,Yichun,Qiqihar at the night of May 16,2005 and the severe convective weather phenomena including tornado,hailstone,gust,and heavy rainfall were observed.The MCC was analyzed using the satellite data of FY-2 and other relevant data,the comparative research was conducted with the other severe convections in the same area and the MCCs in other regions to faciliate the disastrous weather forecast in high-latitudes.