... -distance contrlollingis eas QT9-15 SEMI-AUTOMATIC BLOCK MAKING MACHINE Main Production Specification and Theoretical Productivity Sample ... 15 It is controlled by PLC.person and machine have a conversation with computer.Fault dignosis and ... blocks, interlocking blocks, etc.Applied Fieldswidely used in buildings, road pavings, squares, gardens, landscaping, city constructions, etc. Block making machine