Standard Valve Stems Include The Tr412, Tr413, Tr414, Tr525, and Other Series/Models.

We are a certified manufacturer specializing in custom die-casting. Established in 2008, we have our own factory and R&D team, backed by over 15 years of produce experience. We provide integrated solutions from mold design to finished parts.

We implement a phased quality confirmation process. After mold testing and small-batch trial production, we will send production samples to you for verification. Formal mass production will only commence after we receive your written approval of the sample quality. This ensures that all mass-produced items fully meet your expectations and standards.

We use Zamak 3, Zamak 5 (ZnAl4Cu1) and We can provide material reports or third-party test reports upon request to ensure compliance with required specifications.

In international trade, sustainable trust is the core. It rests on three pillars: Reliable quality is the foundation of cooperation, ensuring products consistently meet standards; stable delivery is the proof of trust, as we guarantee on-time fulfillment through transparent management; and professional communication is the link in collaboration, maintaining efficiency and clarity from technical alignment to issue resolution. We are committed to becoming a trusted long-term partner in our clients