Our company
CNC machining factory-Sunpower Manufacturing is a high-precision manufacturing company integrating R&D, production, assembly, and sales services, providing one-stop processing services with a full range of equipment.
Equipment Introduction
We currently possess 30 CNC lathes, 51 CNC machining centers, 24 drilling and tapping machines, 5 milling machines, and a complete range of other precision equipment. To meet our customers’ high-quality product requirements, the company is also equipped with advanced testing equipment, including fully automatic coordinate measuring machines, 2D and 3D measuring instruments, height gauges, hardness testers, and salt spray testing machines.
Main Business
Our main business is the precision machining of metal parts, with products used in medical devices, semiconductors, heavy industry, and aerospace. We are dedicated to providing our customers with high-quality products and professional technical services.



CNC machining factory‘s Culture
Core Values
Seek development through quality and build the future with integrity.
Corporate Vision
Become a first-class precision manufacturing service provider.
Business Philosophy
Customer-oriented, strive for perfection, excellent quality, and credit first.
Quality Policy
Pursue excellence and prioritize quality.
Quality Control
Company Quality Objectives: To survive through quality and develop through reputation. “Striving for perfection, pursuing excellence, prioritizing quality, and professionally manufacturing first-class products” is our service philosophy.
All products adhere to strict 5S quality inspection standards. To ensure uncompromising product quality, we have established rigorous quality control procedures aligned with ISO 13485 medical device quality management standards—the global benchmark for medical component manufacturing. We also continuously upgrade our CNC machining processes to deliver high-quality, high-precision parts for medical device, aerospace and robotics applications.
Precision per Drawing
Process and produce strictly in accordance with the drawing precision requirements.
Frequent Inspection & Waste Control
Inspect first and last pieces mandatorily, conduct patrol inspections every two hours, and ensure the defect rate is controlled below 5%.
100% Sample & Batch Sampling
Conduct full inspection for samples, with a sampling inspection rate of no less than 30% for batch parts, and ensure the product qualification rate is controlled
above 95%
Quality Control Equipment:
We have professional quality inspectors and testing equipment, including vernier calipers, height gauges, 2D measuring machines, 3D coordinate measuring machines, etc., to ensure that all products meet customer requirements.

CMM
ZEISS Coordinate Measuring Machine(for complex 3D geometry)

VMM
2.5D Vision Measuring System (for high-precision 2D/2.5D optical inspection)

Height Gauge
Digital High-Precision Height Gauge
Our Latest Insights

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Medical Screw Machining is an essential part of the modern medical device industry, where precision fasteners like medical screws play a critical role in orthopedic implants and surgical assemblies. While standard wood screws are mass-produced using cost-effective cold extrusion with Q235A steel, medical-grade screws demand far superior mechanical properties. We often utilize 1Cr18Ni9Ti (303/321 series)…

Introduction to 5 Common Machining Processes for Aluminum Alloy Parts
Aluminum alloys are metallic compounds created by adding elements such as silicon, iron, copper, and magnesium to pure aluminum. These additions grant the alloy low density, high strength, and excellent corrosion resistance. Due to their lightweight yet durable nature, aluminum alloys are widely utilized in precision manufacturing—from automotive wheels to aerospace components. Aluminum Alloy Parts…

9 Key Challenges in High-Precision CNC Machining: Stainless Steel vs. Aerospace Aluminum
In high-end precision manufacturing, Stainless Steel (304, 316, 17-4PH) and Aerospace Aluminum Alloys (6061, 7075, 2024) are the “backbone” materials. From miniature medical components to massive aerospace structural parts, these materials are ubiquitous. However, when requirements reach the “ultra-precision” stage—tolerances within ±0.005mm—the difficulty increases exponentially. Achieving consistent quality at this level requires overcoming several critical…



