introduction
- King Dragon Wulian Dadi Steel Ball is the leading ball maker in China even in Asia with 20 billion pieces output a year.
Our company operates a provincial-class Enterprise Technology Development Center and is the first ball manufacturer in China to obtain a Foreign Trade License from MOFTEC. We have achieved ISO9001 Quality Management Certification, CQI-9 compliance, and various raw material certifications.
We specialize in the manufacturing and supply of precision balls, utilizing carbon steel, chrome steel, stainless steel, copper, aluminum, ceramic, glass, nylon, tungsten carbide, titanium alloy, niobium, and other advanced materials. Our products are available in grades ranging from 3 to 1500 and sizes from 0.3 mm to 300 mm. Additionally, we offer customized solutions tailored to precise customer specifications. Our products serve aerospace, automotive, bearings, precision instrumentation, and medical equipment industries and are distributed across 24 provinces in China, with exports reaching over 38 countries, including the United States, the United Kingdom, France, Germany, Japan, and South Korea.
With over 60 years of expertise in precision ball manufacturing, we blend metallurgical excellence with continuous technological innovation to meet the evolving demands of global industries. Our extensive product portfolio includes fully demagnetized, unheat-treated stainless steel balls (316, 316L, 304, G20), G40-grade specialty glass balls, and high-grade carbon steel balls with optimized carbon layers. Additionally, we produce chrome steel, bearing steel, tungsten carbide, ceramics, brass, and other high-performance alloys, ensuring superior mechanical properties for mission-critical applications in aerospace, automotive, medical, and precision engineering sectors.
Rooted in a tradition of precision engineering and material science, we employ state-of-the-art manufacturing techniques and uphold rigorous quality control to guarantee exceptional sphericity, durability, and material integrity. As an A-grade supplier, our products are trusted by leading engineers and manufacturers worldwide. With an unwavering commitment to excellence, we continue to drive innovation, delivering solutions that embody technological superiority and industrial craftsmanship.