The Ningxia Hui Autonomous Region, which is located on the upper reaches of the. Huanghe (Yellow) River in northwest China, covers over 66,000 square km and has a population of 4 million. In recent...
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The Ningxia Hui Autonomous Region, which is located on the upper reaches of the. Huanghe (Yellow) River in northwest China, covers over 66,000 square km and has a population of 4 million. In recent...