黑龙江省东宁县是山区县份，这里山高林密，沟壑纵横，地势险要，自然条件十分恶劣，海拔１０００米以上的高山就有十几座，素有“九山半水半分田”之称。全县２２万人口，除４万人居住在县城，其余１８万人分布在１０个乡镇１５１个村中，而占全县总面积９０％的大山又把这１ Dongning County, Heilongjiang Province is a mountainous county, where the high mountains and dense forests, gully aspect, terrain, natural conditions are very poor, there are more than a dozen high mountains above 1000 meters above sea level, known as “JiuShan semi-water and half field”. The county’s population of 220,000, with the exception of 40,000 people living in the county seat, the remaining 180,000 people in 151 villages in 10 towns and villages, which accounted for 90% of the total area of ​​the county again