Class A: areal geology survey; hydrogeology survey; engineering geology survey; environment geology survey; solid mineral exploration; liquid mineral exploration; geophysical exploration; geochemical exploration.

• 4856326甲级：区域地质调查；水文地质调查；工程地质调查；环境地质调查；固体矿产勘查；液体矿产勘查；地球物理勘查；地球化学勘查。