
HSST provides high-strength, fireproof, and anti-slip professional stone solutions for urban rail transit systems. Designed for extreme foot traffic and special safety requirements in metro stations, our stone undergoes rigorous fire, slip, and stain resistance testing to ensure public safety.
Each stone underwent rigorous laboratory testing to ensure optimal performance.


















All stone materials tested to meet international fire safety and seismic resistance standards.
Each stone undergoes 40+ quality checks from quarry to installation, ensuring flawless delivery.
We source from certified sustainable quarries with full environmental compliance.
Below is the complete construction process record for the Metro & Rail project, covering measurement, processing, and installation stages.



Close-up display of precision craftsmanship details in stone installation for the Metro & Rail project.




Stone products used in this project. Click to view detailed specifications.
Facing the unique challenges of the Metro & Rail project, HSST overcame multiple technical difficulties with professional expertise.
Regardless of your project scale, our engineering consultant team can tailor the optimal stone solution for you. One-on-one service from material selection to project delivery.
Thank you for your inquiry. Our engineering consultant will contact you within 24 hours.