In this study. we propose a tightly coupled integrated method of ultrawideband (UWB) and light detection and ranging (LiDAR)-based simultaneous localization and mapping (SLAM) for global navigation satellite system (GNSS)-denied environments to achieve high-precision positioning with reduced drift. Specifically. we focus on non-line-of-sight (NLOS) identification and correction. https://www.bekindtopets.com/mega-save-Self-Banarasi-Brocade-p7321-limited-save/