Duolun Technology(SH:603528) Sou Hu Cai Jing·2026-01-13 06:34Group 1 - The State Intellectual Property Office of China has granted a patent to Duolon Technology Co., Ltd. and Duolon Information Technology Co., Ltd. for a method and electronic device related to "saturation of import direction at road intersections," with the announcement number CN116824857B and application date of July 2023 [1] - Duolon Technology Co., Ltd., established in 1995 and located in Nanjing, focuses on research and experimental development, with a registered capital of 705.93 million RMB. The company has invested in 20 enterprises, participated in 2,200 bidding projects, holds 101 trademark records, 442 patent records, and has 26 administrative licenses [1] - Duolon Information Technology Co., Ltd., founded in 2019 and also based in Nanjing, specializes in software and information technology services, with a registered capital of 50 million RMB. The company has invested in 2 enterprises, participated in 14 bidding projects, holds 27 patent records, and has 12 administrative licenses [1]