NCG3021L is a complete big table CNC line with automatic labeling and unloading, Top drilling, grooving, shaping, cutting could be done in one process. Specially twin gantries, each gantry has one 12kw ATC Italian main spindle and one 21-drills drilling block, double working efficiency, 2 gantries work synchronously thanks for optimizing algorithm of standard optimizing software. High cost-efficiency with great performance.