Western Mining Co, a Chinese producer of zinc, nickel and copper, is seeking as much as 6.2 billion yuan ($814 million) in a Shanghai initial public offering (IPO) to expand mine production and buy stakes in other mines.

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The company will sell as many as 460 million new shares at between 12 and 13.48 yuan each, Xining, Qinghai-based Western Mining said in a filing to the Shanghai Stock Exchange today.

UBS AG's is arranging the sale, its first in China.

The price range values Western Mining shares at 18.58 times to 20.87 times last year's earnings based on its enlarged share capital, according to the filing.

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