Sobre nós

Built Around Manufacturing Needs

Connecting manufacturing resources with practical machining applications

QIZI was built around a simple idea:Industrial customers need more than just products.They need suitable solutions, reliable supply and practical support for real manufacturing requirements.

Based in Yiwu and supported by Zhuzhou’s carbide industry ecosystem, we work with selected manufacturing partners to connect production resources with customers worldwide.

Rather than focusing only on products, we focus on understanding applications, sourcing suitable solutions and building long-term cooperation.

Carbide Tool Manufacturing Process

From powder preparation to precision grinding and coating, every manufacturing step contributes to tool accuracy, wear resistance and consistent cutting performance.

Raw Material & Powder Processing

Strict raw material selection and powder processing ensure consistent carbide quality.

Pressing & Sintering

OSTERWALDER pressing and vacuum sintering technology.

WAIDA Precision Grinding

Japanese precision grinding technology for high cutting accuracy.

Oerlikon Balzers Coating

Swiss PVD/CVD coating technology for improved wear resistance.

Quality Inspection

Comprehensive quality control ensures stable performance and consistent product quality.

Our Jounery to Success

Through the years, our hard work and commitment allow us to achieve numerous milestones. These achievements show that we continue to improve our means of bolstering your business.

2024

Amazon is born

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2004

Amazon Prime debuts

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2004

Amazon Prime debuts

Meet Our Team

We are innovation and excellence in valve technology converge to deliver unparalleled solutions for your fluid control needs.

Let's Work Together

Whether you are looking for standard carbide tools, custom tooling solutions or long-term supply.

Join Our Team

With years of expertise in design, production, and quality control, our valves are trusted in sectors such as oil & gas, chemical processing, water treatment, power generation, and more.