Chang

geographical name

ˈchäŋ 

variants or traditionally Yangtze

ˈyaŋ-ˈsē 

ˈyaŋ(k)t-ˈsē;

ˈyäŋ-ˈtsə

river 3915 miles (6299 kilometers) long in central China flowing from the Kunlun Mountains in southwestern Qinghai (province) east into the East China Sea

Note: The Chang (Yangtze) is the principal river of China and the longest river in Asia.