
1) City in China 2) City of Asia 3) City of China 4) City in Asia
Found on
https://www.crosswordclues.com/clue/yinchuan

The Yinchuan is a Chinese Type 051, Luda Class destroyer of 3250 tons. She carries a complement of 285 including twenty-seven officers, and has a top speed of 32 knots and a range of 8000 km at 14 knots. She is armed with six Fei Lung 2 (Flying Dragon) anti-ship missile launchers arranged as two triple arrangements; four Soviet 130 mm/58 in two twi...
Found on
http://www.probertencyclopaedia.com/browse/RY.HTM

Capital of Ningxia Hui Autonomous Region, northwest China, on the Huang He River; population (2000) 578,400. It is a trading centre for the Ningxia Plain. Industries include the manufacture of machinery, plastic products, and textiles, and the processing of wool and hides from surrounding grazing areas
Found on
https://www.encyclo.co.uk/local/21221

a city in and the capital of Ningxia Hui region, in N China. 100,000.
Found on
https://www.infoplease.com/dictionary/yinchuan
No exact match found.