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06/26
2025
2014
March: the HJ prefabricated non-removable bottom-formwork steel truss composite slab and the self-insulating block projects were launched simultaneously.
2013
October: A pre-mixed mortar production line with proprietary intellectual property rights was put into operation. Qingdao Yihong Dry-Mix Mortar Technology Co., Ltd. was established.
October: A pre-mixed mortar production line with proprietary intellectual property rights was put into operation.
Qingdao Yihong Dry-Mix Mortar Technology Co., Ltd. was established.
2008
August: Binzhou Hongji Concrete Co., Ltd. established
06/19
A Comprehensive Guide to the Latest Acceptance Standards for Steel-Reinforced Truss Decking Plates
With the rapid development of prefabricated construction, crack detection in steel‑truss floor decking directly impacts the quality and safety of projects. This article provides a detailed overview of a comprehensive inspection protocol—covering everything from factory‑issued quality control to final acceptance—to help you mitigate construction risks.