Chinese Xining Special Steel Co Ltd, a major domestic iron and steel maker, reported on Saturday a 252 million yuan ($36.7 million) net profits in the first half, up 99.42 percent year-on-year.

The western Qinghai-based steel maker's business revenue topped 3.72 billion yuan, up 47.46 percent year on year, with earnings per share standing at 0.34 yuan.

The profit rise was mainly boosted by its production volume increase of main businesses. The company turned out 588,700 and 522,900 tons of steel and steel products respectively in the first half, up 5.55 percent and 8.12 percent respectively year on year.

The company produced 527,900 tons of iron concentrate in the January-June period, up 168.19 percent year on year. It turned out 378,700 tons of coke in the first half, up 13.74 percent, compared to the same period last year.