This system is mainly used for performing quality inspection on the finished holes of bored piles in all kinds of major construction projects, such as, urban construction, building construction, bridge construction, high-speed rails, cross-sea bridges, viaducts, and so on. The system adopts computer technologies and dedicated supporting software to realize real-time display and processing of test data and curves, and then quickly produces reports regarding the quality of finished holes, being featured by accurate measurement, convenience for use, and high efficiency.