About

We specialize in the manufacturing of carbon steel and stainless steel bolts and anchors

Established as a premier fasteners factory, DuoJia specializes in carbon steel and stainless products like colored zinc Anchor and bolts in grades 4.8 to 12.9, delivering durable, precise solutions for global industries with unmatched reliability and innovation.

duojia Fastener Factory
7+
Years of Experience

DuoJia Fasteners has become a leading global fastener manufacturer with 15 years of experience, 5,000 tons of annual production capacity, 200+ product types, exports to 50 countries, 95% satisfaction rate and multiple certifications.

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DuoJia offers 15 years expertise, 5000-ton capacity, 200+ products, global exports, high satisfaction, and certifications for reliable fastening solutions.

Experience

Over 15 years of specialized manufacturing ensuring superior product stability and innovation.

Capacity

Boasting 5000-ton annual capacity and monthly output of 400 tons for efficient scaling.

Quality

ISO 9001 certified quality control with 100% inspections and defect rates below 0.1%

Variety

Offering 200+ diverse products like carbon steel eye bolts across grades 4.8 to 12.9.

Satisfaction

Achieving 95% satisfaction scores and 85% repeat business from loyal global clients.

Reliability

Providing grades 4.8 to 12.9 for reliable, high-strength fasteners in demanding applications.

Innovation

Investing 5% in R&D yielding 20+ patents and 20% improved product durability.

Global

Products are exported to over 50 countries, with global sales growing at an annual rate of 30%.

Customization

Delivering 1000+ tailored projects with 24-hour response and 98% client success rate.

Based on integrity and winning with quality, we strictly control every process, forging a trustworthy gold-standard reputation in the fastener industry.