About Us

QGM Quangong Machinery, which was founded in 1979, is the leading manufacturer of concrete machinery and plant. With quality and service, QGM is the only provider of Integrated Solutions for Concrete Block Making in China. There are 500 skilled workers of all sorts at Germany and China factories.

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  • 8 Common Block Making Machine Operating Mistakes and How to Avoid Them

    This article explains eight common block making machine operating mistakes and practical ways to avoid them. It covers raw materials, vibration, hydraulic systems, molds, maintenance, curing, and full-line coordination to help manufacturers improve concrete block quality, production stability, equipment reliability, and operating efficiency.

    2409-2026
  • Hollow Concrete Block Strength: Key Factors Behind Low Strength

    The compressive strength of hollow concrete blocks depends on more than raw materials. Mix design, moisture control, uniform feeding, vibration, forming pressure, mold accuracy, and curing all affect final product quality. Stable production equipment and coordinated process control are essential for consistently manufacturing strong, high-quality hollow concrete blocks.

    2209-2026
  • QGM Zenith 1500 for Steel Slag Recycling and Concrete Block Production

    QGM Zenith 1500 enables the efficient recycling of steel slag residue through an integrated block production process. With an annual capacity of 800,000 tonnes, the project achieves 100% residue utilization and supports green manufacturing, resource recovery, and steel slag “zero discharge.”

    2109-2026
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