Welcome to Chongxi Precision, specializing in precision parts, tooling, and fixtures for electronics, automotive, and industrial sectors.

12 Years of Expertise in CNC Machining for
High-Quality Aluminum Alloy Housings

Precision that defines perfection — Chongxi exterior hardware solutions.

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cnc precision machining parts

How to Achieve +/- 0.001mm Tolerance in Complex CNC Precision Machining Parts?

In 2026, the demand for extreme accuracy is skyrocketing. Industries like aerospace and medical tech require incredible precision. Specifically, hitting a tolerance of +/- 0.001 mm is a massive challenge. This level of detail represents the pinnacle of modern manufacturing. However, achieving this consistency requires more than just good machines. You need a perfect blend of […]

aluminum cnc machining parts

What Are the Latest Surface Treatment Trends for Aluminum CNC Machining Parts?

Aluminum remains a top choice for modern engineering. However, the raw finish rarely meets high industry standards. Today, manufacturers demand more from their aluminum CNC machining parts. They want better durability, striking aesthetics, and eco-friendly processes. The world of surface finishing is changing fast in 2026. New technologies allow for thinner yet stronger coatings. Consequently, […]

custom machined aluminum parts

What Are the Best Surface Finishes for Custom Machined Aluminum Parts?

Design engineers often focus solely on part geometry today. You spend weeks perfecting every single dimension now. However, raw metal often looks dull and unfinished. Raw custom machined aluminum parts also oxidize very quickly. This lead to corrosion and poor mechanical performance. 🛑 Your high-end product deserves a much better look. A great finish adds […]

cnc machine parts manufacturer

What Are the Essential QC Processes for a Global CNC Machine Parts Manufacturer?

Manufacturing success depends on extreme precision today. One tiny error can ruin a whole project now. You likely face pressure to find reliable parts fast. However, many suppliers fail to meet tight tolerances consistently. Poor quality control leads to expensive product recalls. It also damages your brand’s reputation in the market. You need a cnc […]

brass cnc turning mechanical parts

Why Are Brass CNC Turning Mechanical Parts Essential for High-Conductivity Applications?

Engineers often face a difficult challenge in electrical design. You must balance high conductivity with mechanical strength today. Many materials fail to meet both requirements effectively now. Aluminum often lacks the necessary durability for connectors. Copper is highly conductive but very difficult to machine. This struggle leads to higher costs and slower production. However, brass […]

As Customer Demands Change, So Must CNC Suppliers

Over the past decade, we’ve observed several major shifts in customer expectations: More customization – fewer repeat orders, more small-batch, special parts; Shorter lead times – deadlines that used to be 2–3 weeks are now 5–7 days; More professional communication – detailed drawings, digital BOMs, strict revision control. At Chongxi, we have adapted by building […]

Precision in CNC Machining Is a System, Not Just a Machine

Many customers request tolerances as tight as ±0.01mm. Meeting such precision is not just a matter of owning good machines—it requires a systematic approach. At Chongxi, we understand that precision involves: Material selection to minimize deformation and thermal expansion; Fixture and tooling design to avoid part shift or micro-distortion; Optimization of cutting parameters—feed rate, tool […]

From Manual Adjustment to Digital Workflow: How We Upgraded Our CNC Operations

In the early days, we started with basic CNC milling machines. Every program had to be tested manually, every tool change relied on the technician’s experience, and scheduling was often done on paper. Now, we’ve evolved into a fully digitized workshop with optimized production flow. Our progress includes: Multi-axis CNC centers to enable complex and […]

Why I Chose the Path of CNC Precision Machining

Looking back on our founding in 2013, the vision was clear: to provide non-standard, high-precision, and customizable metal parts to customers who demand more than just “mass production.” Before starting Shenzhen Chongxi, I spent years working in the manufacturing industry. I witnessed firsthand how domestic machining providers often struggled with: High rejection rates in complex […]