Harbin, Nov 25 (Reporter) Northeast China's Heilongjiang Province, has issued a red alert for blizzards at 11 a.m. on Monday, signalling extreme heavy snowfall reaching up to 55 millimeters over a 12-hour period. According to the provincial meteorological authorities, it is expected that from 2 a.m. Tuesday to 2 a.m. Wednesday, several areas across Heilongjiang will experience snowfall, with newly added snow depth projected to be between 15 and 40 centimeters. The capital city of Harbin has simultaneously issued a blue alert for strong wind and a yellow alert for a cold wave on Monday. Most parts of the city are expected to see a sharp temperature drop of 10 to 12 degrees Celsius in terms of its minimum temperature during 8 a.m. Tuesday and 8 a.m. Wednesday. By Tuesday night, temperatures could dip as low as minus 12 to minus 10 degrees Celsius. China has a four-tier, colour-coded weather warning system categorises red as the most severe level, followed by orange, yellow and blue...////...