The QINLING HUAIHE LINE (秦岭淮河线 Qínlǐng huáihé xiàn) is
a reference line used by geographers to distinguish between Northern
Regions north of the line tend to be temperate or frigid , with snow being a regular feature in winter. Regions south of the line tend to be subtropical and tropical . The south is hotter and wetter than the north. The north suffers from heavy air pollution due to coal burning facilities that produce electricity and heat.
Nowadays, most people acknowledge that divisions within Chinese
society don't fall neatly into "north and south" divisions, because
there's significant overlap in many regions in
The line also represents the 800 mm annual precipitation line of China.
Historically, the North was more developed (employing the latest
technology of that time) than the South. But much has changed in
recent times, and half of the most developed Tier 1 (China's city
classification system started in 1980s) cities of
* ^ A B Shuangshuang, LI; Saini, YANG; Xianfeng, LIU (10 September 2015). "Spatiotemporal variability of extreme precipitation in north and south of the Qinling-Huaihe region and influencing factors during 1960-2013". The Chinese journal of geography. 34 (3): 354–363. Retrieved 25 May 2017. * ^ Xingzhong, Liu. "Fungal diversity in China". www.mycolab.org.cn/. State Key Laboratory of Mycology. Retrieved 25 May 2017. * ^ S.S., Li; J.P., Yan; J, Wan (1 June 2012). "The characteristics of temperature change in Qinling Mountains". Scientia Geographica Sincia. 32 (7): 853–858. access-date= requires url= (help ) * ^ "Living Below China\'s Qinling-Huaihe Line Leaves Many Southerners in the Cold". www.journalism.hkbu.edu.hk. Hong Kong University. Retrieved 25 May 2017.