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Corporate income taxes, mining royalties and . PwC Corporate income taxes, mining royalties and other mining taxes—2012 update 2 During the gathering and preparation of the per country tables, there were a few general trends with respect to taxation of mining operations. Top 50 mining companies reshuffle as Chinese, lithium ... A handful of gold companies are in the red so far this year, notably China's Shandong Gold, Canada's Goldcorp and Russia's Polyus Gold, the world's eighth largest gold miner. China - Oil and Gas | China's oil and gas markets are dominated by four national and provincial oil companies: PetroChina, Sinopec, China National Offshore Oil Corporation (CNOOC), and Yanchang Petroleum (a Shaanxi Provincial-level state-owned company).    Read More