Qingdao Hf Machinery Co.,Ltd is based in China and lists concrete block making machines and concrete hollow brick machines on Global Trade Plaza. The company lists its year of establishment as 1989. The QT4-16 Concrete Block Making Machine is an automatic brick block making machine used for making solid bricks, hollow blocks, color pavers and curbstones by changing molds. It features a Siemens touch screen, Schneider and Omron relays and contactors, high pressure double crank for die control, German Siemens PLC and motors. The QT5-15 Concrete Hollow Brick Machine is an automatic hydraulic concrete interlock paver hollow block making machine with electric and hydraulic systems, mold-releasing oil cylinder for synchronous vibration, and a unique forcing charge system that can use industrial waste materials like coal ash, cement, sand, stone, and slag to produce various standard bricks and blocks. Buyers can send an enquiry through Global Trade Plaza.