
QUANGONG MACHINERY CO.,LTD (QGM) manufactures concrete block making machines and production lines, supported by a global service network and an R&D center in Germany.
QUANGONG MACHINERY CO.,LTD (QGM) is a China-based manufacturer specializing in block making machinery and complete concrete products production solutions. Its portfolio covers block making machines and production lines, including equipment for hollow blocks, concrete blocks, and supporting concrete mixing and batching systems.
With a history dating back to 1979, QGM has developed into a globally oriented supplier. Since 2012, the company has established overseas offices across multiple regions—including Russia, Saudi Arabia, Algeria, Libya, Oman, India, Indonesia, Brazil, and Mexico—to support international customers and provide localized service.
QGM strengthened its engineering capability by building a global R&D center in Emden, Germany, and integrating German subsidiaries Zenith Emden and Zenith Neunkirchen into the group. Through collaboration between its German engineering resources and its China manufacturing center, QGM delivers solutions ranging from simple automatic lines to fully automatic production lines, spanning single-pallet and multilayer block machine configurations.

QGM focuses on block making machinery and concrete products production solutions, building on a history that began in 1979 and a long-standing presence in China’s block machine industry.
The group supplies block production solutions from simple automatic production lines to fully automatic production lines, supporting a broad range of production requirements.
QGM was founded and began its long-term development in block machinery manufacturing.
Overseas offices were set up to support customers in multiple international markets.
A global R&D center was set up in Emden, Germany, strengthening engineering and development capability.
Zenith Emden and Zenith Neunkirchen joined the group, enabling closer collaboration with the China manufacturing center.
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