An aerial photo shows mirabilite fields of the Salt Lake in Yuncheng, North China's Shanxi province, Feb 28. Yuncheng Salt Lake, one of three inland salt lakes with sodium sulfate in the world, covers an area of 132 square kilometers. [Photo/Xinhua]

The sharply contrasting colors of the Salt Lake are captured from the air, Feb 28. The salt produced from the lake serves as an important industrial raw material and enjoys strong sales in China and abroad. [Photo/Xinhua]