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The pit-free floor spring technology revolutionizes the construction industry, and Dashunhang Hardware leads the new trend in installation

08 Aug, 2025

With the continuous improvement of the construction industry's requirements for construction efficiency and environmental protection, the pit-free floor spring technology is becoming an important breakthrough in the field of door control hardware. As a leading developer of this technology, Dashunhang Hardware Products Co., Ltd. is promoting a "no pre-burial, quick installation" revolution of floor springs worldwide with its innovative patented design.

 

Pitch-free technology: Addressing the pain points of traditional installation

The traditional installation of floor springs requires ground grooving and concrete pouring, which not only takes a lot of time and effort but may also damage the building structure. The pit-free floor spring series launched by Dashunhang has completely transformed the industry status quo through the following innovations:

 

No-embedded design: Utilizing high-strength alloy and modular structure, it is directly fixed to the ground, saving 80% of installation time

 

Super strong load-bearing capacity: Dynamic load capacity reaches 1200kg, suitable for high-traffic places such as airports and shopping malls

 

Environmental advantages: Reduces the generation of construction waste and meets the LEED green certification standards

 

Global application cases

This technology has been successfully applied to multiple international projects:

 

Dubai Smart Commercial Complex: 200 sets of floor springs were installed within 3 days, shortening the construction period by 70%

 

The town hall in the extremely cold region of Northern Europe: It can operate stably for over 20,000 openings and closures in a low-temperature environment of -30℃

 

Southeast Asia Coastal Hotel: Patented anti-corrosion coating resists salt spray erosion, extending lifespan by three times

 

Evaluation by industry experts

Markus Weber, the technical director of the International Building Hardware Association (IBHA), pointed out: "Dashunhang's pit-free solution redefines the installation standards of floor springs." Its "ready-to-use" feature is particularly suitable for renovation projects and represents the most practical door control technology innovation in the past decade.

 

Future layout

According to the R&D director of Dashunhang, the company is integrating Internet of Things technology with pit-free ground springs to develop:

 

Intelligent pressure monitoring system: Real-time feedback of door leaf operation data

 

Predictive maintenance function: Automatically warn of potential faults

 

Solar-powered version: Zero energy consumption product line will be launched in 2025

 

Conclusion

With the acceleration of the Global construction industrialization process, the pitless floor spring technology is expected to grow at an average annual rate of 25% (according to Global Market Insights data). Dashunhang Hardware stated that it will continue to invest 8% of its annual revenue in research and development to consolidate its leading position in this field.