Today, the reporter learned from CNPC that China's largest oil and gas field, the Changqing Oilfield, will produce 51.42 billion cubic meters of natural gas per year in 2025, standing at the 50 billion cubic meter level for four consecutive years. Annual gas production is expected to account for one-fifth of the country's total natural gas production.

Today, the reporter learned from CNPC that China's largest oil and gas field, the Changqing Oilfield, will produce 51.42 billion cubic meters of natural gas per year in 2025, standing at the 50 billion cubic meter level for four consecutive years. Annual gas production is expected to account for one-fifth of the country's total natural gas production.