Sino Oil & Gas Holdings Ltd. is an investment company, which engages in the exploration of oil and natural gas. It operates through the following business segments: Coalbed Methane, Raw and Cleansed Coal, Oil and Gas Exploitation, and Financial Services. The Coalbed Methane segment refers to the exploration, development and production of coalbed methane. The Raw and Cleansed Coal segment relates to the raw coal washing and sale of raw and cleansed coal. The Oil and Gas Exploitation segment covers the exploitation and sale of crude oil and natural gas. The Financial Services segment provides financial services. The company was founded on November 2, 1999 and is headquartered in Hong Kong.