This document summarizes the ZDY4300LF serial drill rig made by CCTEG. It has a splitting crawler structure that allows it to operate in narrow tunnels and roadways. It has a rated torque of 4300Nm and can drill to depths between 75m to 1000m. The document outlines the technical specifications, features, and applications of the drill rig. It has been successfully used in coal mines in China to drill boreholes for destressing, gas drainage, and roof drilling.