Yang Xinjing (Fuzhou, China) and Wang Lingkai (Quanzhou, China), successfully solved a 4×5 Klotski puzzle jointly in Xiamen, with the layout of “Hengdaolima”, on 16 January 2025. They completed a 4×5 Klotski puzzle using one hand each during their cooperation in 6.612 seconds. Verified by the WRCA, Yang Xinjing and Wang Lingkai successfully broke the world record for the “Fastest Time to Solve a 4×5 Klotski Puzzle with One Hand Each (team of two)”.