SHAKE型格
中国机电工业
第一高尔夫
时代报告
出展世界
中国经贸
简介：The Saihanba Jixie Forest Farm is the largestartificial forest on earth. Its forest area of 74,700 hectares means the green cover ratio has soared from 11.4 percent approximately half a century ago to 80 percent today.
简介：The Saihanba Jixie Forest Farm is the largestartificial forest on earth. Its forest area of 74,700 hectares means the green cover ratio has soared from 11.4 percent approximately half a century ago to 80 percent today.