BEIJING — The National Development and Reform Commission, China's top economic planner, has approved two coal mine projects with combined investment totaling 9.36 billion yuan (about $1.32 billion).

The construction of the two projects is conducive to ensuring energy supplies, the commission said in a statement on its website.

The two projects, one located in Shanxi province and the other in Inner Mongolia autonomous region, will each have an annual production capacity of 5 million tons.

The projects are not allowed to expand coal production beyond the approved capacity, according to the statement.

The commission also asked the two projects to use energy-saving facilities and strictly follow safety laws and regulations to ensure workplace safety.