CNC Machining Service
High Quality & Precision Accuracy
ISO 9001 2015 Certification
Industrial Design & Machining Service
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Over 50 million parts delivered to over 1,300 companies
Our Outstanding Partners







SCZY LTD offers diverse services
SCZY LTD is a global contract manufacturer of precision non-standard parts, covering CNC machining, 5-axis machining, prototyping, gears, die-casting, casting, forging, aluminum extrusion, etc. Our well-established supply chain of raw materials, embryo materials, auxiliary machining, surface treatment, packages, and logistics provides you with a highly efficient “one-stop” delivery-to-manufacturing supply model.
Our Quality Management System



Our Manufacturing Services
We offer comprehensive manufacturing capabilities to support one-off prototyping and small-batch production. We specialize in producing parts with complex geometries and beautiful finishes.

CNC Milling Services
- We have 30+ 3/4/5-axis CNC milling machines.
- Maximum processing volume MM: 1500*1000*650
- Minimum size tolerance: 0.005mm
- CNC milling materials over 50 grades
- Surface treatment more than 30 kinds

CNC Turning Services
- We have 3/4-axis CNC lathes and 6/9-axis CNC turning centers.
- Maximum processing φ680MM, maximum length 1500MM
- Minimum size tolerance: 0.003mm
- CNC turning machining of over 42 materials
- Over 24 surface treatment processes

5-Axis CNC Milling Service
- We Have 10 5-Axis CNC Milling Machines.
- Maximum processing volume MM: 4000×1500×600
- Minimum size tolerance: 0.005mm
- CNC milling materials over 50 grades
- More than 30 types of surface treatments
Why choose us?
SCZY LTD maximizes your return on investment by providing fast, cost-effective services that meet your exacting standards.

Advantages of CNC Custom Machining Parts
Leverage the powerful capabilities of CNC custom machining to transform your design concepts into high-precision parts that meet your exact specifications.
Our engineers and sales team work closely with you to provide DFM insights, material recommendations, and process selection. We ensure seamless communication, round-the-clock support, and rapid response from quotation to delivery.
One-third of the unit price of CNC machining in North America and Europe. Free CNC machining samples are available for first-time customers.
Over 80 CNC machining equipment, samples in 3 working days, small batch production in 15 working days, and express delivery to North America and Europe in as little as 4 days.
100% prepayment/50% prepayment/freight payment, premium customers pay upon delivery, with a maximum settlement period of 60 days. Express delivery/air freight/sea freight/railway freight all support EXW/FOB/CIF/DDP, etc.
Real-time online access to process and transport quality documentation, rapid NCR response within 4 hours, 100% free refund or free replacement service for defective products.

Specialized in high quality precision CNC machining services
Enhance the quality of your projects by choosing our professional precision CNC machining services, which combine precision and innovation to perfection. We utilize the most advanced CNC technology to provide you with components that exceed industry standards.
From factory audits to part inspections, we follow a rigorous process to ensure your parts always meet the highest standards.
We take every measure to ensure that your intellectual property is protected, which is why more than 10,000 companies have entrusted their projects to us!
Our manufacturing partners have the necessary certifications (ISO 9001, ISO 14001, IATF 16949, ISO 27001) to meet the needs of your project.
We specialize in precision CNC machined parts with minimum machining tolerances of 0.004 mm.

6 Reasons To Choose US
When precision, reliability, and innovation matter, we stand apart as your trusted manufacturing partner. Here’s why thousands choose us
With SCZY LTD CNC software and experienced engineers, your parts can be completed quickly within 7-10 days.
Within 24 hours of submitting your RFQ with the required information, we will provide you with a quick and professional quote.
A complete set of equipment and a comprehensive quality control system ensure that your prototypes or components are created with high precision and efficiency.
We offer a wide range of in-house capabilities to meet your needs from design and prototyping to mass production of parts.
We offer one-stop processing services for parts such as turning and milling centers, 3/4/5-axis milling, 3/4/6/9-axis turning, casting, and die casting.
Our quality management system is certified to ISO9001 and AS9100, ensuring reliable quality.
SCZY LTD experience in the industry




Extensive Industry Experience
SCZY LTD is an experienced custom machined parts manufacturer that produces parts to serve companies in 20+ countries around the world in the areas of microlight infrared, photoelectric rangefinders, aircraft seats, avionics, high-speed rail communications, new energy vehicles, oil & gas electronic valve bodies, pneumatic & hydraulic solenoid valves, high-speed turbine blowers, turbine water pumps, medical testing equipment, semiconductor and automation manufacturing, smart agriculture, and smart home appliances, Smart Wearable. According to the technical characteristics of parts processing in different industries, we are divided into 5 manufacturing divisions, namely Optics, Fluid Control, Transportation, Intelligent Manufacturing, and 5G Life, to match your needs with professional technology and production services, and to customize the best manufacturing solutions according to your needs.

Automotive

Robotics

Energy

Medical Equipment

Optical Lens

Aerospace
CNC Machining Parts Gallery
Large or small workpieces with machinable lengths and widths of 1–2000 mm. SCZY LTD can also provide surface treatment and assembly services upon request.







How To Collaborate With SCZY LTD?
From design to prototyping to production, SCZY can turn your ideas into reality in just 3 steps, providing the best CNC machined parts.
Talk to our engineers and sales staff
We are committed to providing you with efficient, convenient, and accurate solutions to help you achieve rapid product development and high-quality production. Upload your files now to get your free solution!
CMM inspection
Zeiss & Mitutoyo coordinate measuring machines
Statistical Process Control
Real-time quality monitoring
Material certification
Complete traceability and material test reports
Call Us
Questions about our product or pricing? Call for support
Chat Us
Our support will help you from 9am to 5pm EST.
- info@sczyltd.com
Get a free quote
Customize your parts with ease!
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What Is CNC Machining? The Ultimate Guide
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