Based on the latest information made available from China Petroleum and Chemical Association, China produced 91.664 million tons of crude oil in the first 6 months of the year, a rise of 2.1 percent on the corresponding period last year. The output of ref Based on the latest information made available from China Petroleum and Chemical Association, China produced 91.664 million tons of crude oil in the first 6 months of the year, a rise of 2.1 percent on the corresponding period last year. The output of ref