Large scale introduction of Eucommia ulmoides Oliv. Since 1949, some provinces, municipalities and autonomous regions of 10, such as Beijing, have introduced and tried planting. Aksu region in Xinjiang is the westernmost region, which was introduced at the end of 1979 and investigated at the end of 1993. The average tree height is 10 meter, and the plants can bear fruit normally, and the first generation of seedlings have been propagated. 1955 was successfully introduced and planted in Shenyang, Liaoning province. In addition, Lushun, Dalian, Yingkou and other places also have preserved trees. Eucommia ulmoides Oliv Yu 1993- 1994 was introduced from Hubei Shennongjia and Beijing in Fusong, Linjiang and Jingyu counties of Jilin Province. Except for some new shoots, the growth and development of others are basically normal, and the height of seedlings reaches 65438 0.8 meters in two years. Eucommia ulmoides Oliv It was introduced from temperate zone. Gansu, Anhui, northern Jiangsu, Shandong, Hebei, northern Shaanxi and southern Liaoning all succeeded, and subtropical areas such as Zhejiang and Jiangsu all grew well.