Such data was published by the National Bureau of Statistics of China. The reduction in the monthly volume of steel production in this country occurs for the second month in a row. This is due to the reduction in steel mills. The processes are due to the tightening of environmental laws and the achievement of record metal prices. The first to introduce manufacturing restrictions on steelmaking, located in the northern part of China. Hebei Provincial Authorities are concerned about air pollution. Despite the decline in steel production, China hopes to strengthen its economy in a trade dispute with the United States.