Yanchang

From the Hanyu Pinyin romanization of the Mandarin 延長／延长 (Yáncháng).

Yanchang

1. A county of Yan'an, Shaanxi, China.
   • 2010 July 29, Chen Aizhu, “North China gas well fire burning for nearly week: Xinhua”, in Ken Wills, editor, Reuters‎, archived from the original on 15 May 2021, World News‎:

     A natural gas well operated by Shaanxi Yanchang Petroleum Group has been burning for nearly a week since drilling in the well caused gas to leak out and explode, […]
     The accident took place late in the night on July 23 as workers drilled a gas well 2,750 meters under the ground in Yanchang County, said the official.

   • 2014 September, Nahui Zhen, Bojie Fu, Yihe Lü, Zhenmin Zheng, “Changes of livelihood due to land use shifts: A case study of Yanchang County in the Loess Plateau of China”, in Land Use Policy‎, volume 40, →DOI, →ISSN, →OCLC:

     We selected Yanchang County as an example to track land use changes and their effects on the livelihood of the local population following the implementation of a new land use policy known as the Grain for Green Project (GGP). The data were collected from statistical yearbooks, questionnaire surveys, and satellite imagery from 1990, 2000, and 2008. We found that dramatic land use changes have occurred in Yanchang County.

• Leon E. Seltzer, editor (1952), “Yenchang or Yen-ch’ang”, in The Columbia Lippincott Gazetteer of the World‎, Morningside Heights, NY: Columbia University Press, →OCLC, page 2121, column 3
• Saul B. Cohen, editor (1998), “Yanchang”, in The Columbia Gazetteer of the World‎, volume 3, New York: Columbia University Press, →ISBN, →LCCN, →OCLC, page 3513, column 3