Tianjin Port (SH:600717) Jin Rong Jie·2025-08-02 08:34Group 1 - Tianjin Port Universal Roll-on/Roll-off Terminal Co., Ltd. and Tianjin Jisen Electromechanical Equipment Engineering Co., Ltd. have obtained a patent for a "traction device for unloading unmanned vehicles" [1] - The patent aims to address the inefficiencies in current technologies that require manual operation for connecting and disconnecting the traction device, which consumes a significant amount of time [1] - The traction device includes various components such as a traction frame, transmission mechanism, control mechanism, position detection sensor, and multiple fixed and protective plates [1] Group 2 - Tianjin Port Universal Roll-on/Roll-off Terminal Co., Ltd. was established in 2007, primarily engaged in road transportation, with a registered capital of 264.46 million [2] - The company has participated in 148 bidding projects and holds 15 patents along with 35 administrative licenses [2] - Tianjin Jisen Electromechanical Equipment Engineering Co., Ltd. was founded in 2012, focusing on construction installation, with a registered capital of 8 million [2] - This company has been involved in 43 bidding projects, holds 46 patents, and has 14 administrative licenses [2]