Ruqi Ding obtained his doctorate from Zhejiang University at Hangzhou in 2015. He was at the Key Laboratory of Conveyance and Equipment, Ministry of Education, East China Jiaotong University, since 2015. Among his current interests are the independent electro-hydraulic control system and components, including circuit layouts and configurations, modeling and simulation, energy-saving management, advanced control algorithms, fault-tolerant control, safety and reliability evaluation, as well as applications of independent electro-hydraulic systems in construction machines and hydraulic manipulators. Min Cheng obtained his doctorate from Zhejiang University at Hangzhou in 2015. He was at the State Key Laboratory of Mechanical Transmission, Chongqing University, since 2015. Among his current interests are the pump-valve coordinate electro-hydraulic system including electro-hydraulic load sensing and flow matching, energy saving of the mobile hydraulic system, multi-mode switching control of the electro-hydraulic component, design of the hydraulic control algorithm and software, motion control and human-machine interaction of the hydraulic manipulator.