Where is the license plate with 'Xin X' from?

[DeCharles]

The license plate starting with 'Xin' is from the Xinjiang Uygur Autonomous Region, but there is no license plate with 'Xin X'. Introduction to car license plates: 1. The background colors of license plates are generally blue, yellow, white, and black. Blue is for small vehicles (including light-duty trucks); yellow is for large vehicles, agricultural vehicles, and coach vehicles, as well as prototype test vehicles; white is for special vehicles (such as military and police vehicles, and racing cars); black is for vehicles brought in by foreign investors or foreign enterprises from abroad. 2. The meaning of Chinese character colors on license plates: Large civilian vehicles have yellow background with black characters; small civilian vehicles have blue background with white characters; armed police vehicles have white background with red 'WJ' and black characters; other foreign vehicles have black background with white characters; vehicles of embassies and consulates have black background with white characters and a hollow 'Shi' (Embassy) mark; test vehicle plates have white background with red characters and the word 'Shi' (Test) before the numbers.