Heilongjiang province 23 years of social security contribution base

3500 yuan. Heilongjiang province 23 years social security contribution base is 3500 yuan. Heilongjiang Province, referred to as "black", the provincial capital of Harbin, is the People's Republic of China **** and the country's provincial administrative regions. Heilongjiang Province is located in northeastern China, north and east and Russia across the river, west and Inner Mongolia neighboring, south and Jilin Province border, is China's northernmost as well as the land's easternmost provincial administrative region.