Reuters reported Yunnan Tin Co Ltd (SHE:000960,HKG:0263) said it expects costs to rise about $7.9 million after China raised its tin ore taxes.

As quoted in the market news:

China increased mining taxes on iron ore, tin and a range of minerals in a bid to conserve resources from Feb. 1, a move aimed at regulating the industry by hiking costs for smaller producers.

Click here to read the full Reuters report.