A forest park in northern Shanxi province North China's Shanxi province invested 1.18 billion yuan in the Three-North Shelterbelt Forest Program during the 13th Five-Year Plan period, completing afforestation work across 2,099.6 square kilometers, according to an announcement from the Shanxi Forestry and Grassland Bureau on Jan 31. Shanxi has established a shelterbelt system covering the northern sandstorm area, the …