1990
Ningguo Steel Ball Factory Founded
Our predecessor began in Shanmen, Ningguo, Anhui, starting a journey in wear-resistant materials.
Explore This MilestoneNINGHU / ABOUT NINGHU
Milestones
Wear-resistant materials for real industrial applications.
OUR JOURNEYFrom Our Beginnings.
From Our Beginnings.
Every Step Toward Better Wear Resistance.
Explore the milestones behind our growth and manufacturing upgrades.
1993
Ninghu Steel Ball Established
Anhui Ningguo Ninghu Steel Ball Co., Ltd. was established, focusing on wear-resistant materials manufacturing.
Explore This Milestone2006
Move to Ningguo Development Zone
DAYANG chromium-alloy grinding balls were recognized as a renowned product in the Chinese building-materials machinery industry.
Explore This Milestone2009
Revenue Exceeds RMB 100 Million
Our business scale and market service capabilities continued to grow.
Explore This Milestone2011
Automated Casting Line Launched
An automated casting line entered production, expanding manufacturing capabilities.
Explore This Milestone2013
High-Tech Product Recognition
Our products received high-tech product recognition from the Anhui Department of Science and Technology.
Explore This Milestone2014
Provincial Technology Center
Our technology center received provincial recognition, supporting continued innovation.
Explore This Milestone2020-2022
Further Certifications & Recognition
We received recognition for production safety standardization, high-tech enterprise status and a provincial green factory.
Explore This Milestone2023
Comprehensive Technology Upgrade
Digital and intelligent upgrades covered melting, molten-metal transfer, sand processing and pouring.
Explore This Milestone2026
Smart Workshop
The intelligent upgrading project was completed in 2026, bringing a new digital workshop for high-performance grinding balls into operation.
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