Custom Manufacturing From Prototyping To Production
WELCOME TO GREATLIGHT
Rapid Prototyping & On-Demand Manufacturing In Days.
Machining Vs. Molding For Plastic & Metal Parts.
ISO 9001:2015 Certified Factory
Our On-Demand Manufacturing Services
From Design to Prototyping to Production, we are always ready to turn your ideas into reality and provide advanced manufacturing solutions suitable for your products.
How GreatLight Works
With years of manufacturing know-how, GreatLight has covered you for rapid prototyping and low-volume manufacturing. We've boiled down the innovation process to just three simple, effective steps.

Get Instant Quote
Simply upload your design to our email, and within 12 hours, get an instant quote and a free design analysis for your prototypes and production parts. Easy-peasy!

Start Production
Once you have approved the quote and design, we will start production on your CNC prototype or CNC machined parts products.

Receive Your Custom Parts
CNC machined parts or products will be produced within a few days. We ship to you by international express. Please feel free to give us feedback to ensure that they meet your expectations.
Why Choose GreatLight
One-to-one support service by a technical team, quick response within a few hours.
Most competitive prices in the market, 30% lower than Europe and America.
Comprehensive capabilities include in-house machining and integration of manufacturing resources across China.
An experienced team of engineers and flexible production methods mean faster manufacturing and shorter lead times.
ISO 9001:2015 certified prototype supplier to ensure that your project meets strict quality specifications.

Part Quality Ensured By Expertise Experience
GL’s advanced manufacturing process, rigorous quality assurance measures, and adherence to industry standards ensure high quality, precision, and durability of your parts and prototypes.
Our Quality Policy
We operate a system of quality management which is approved and certified to ISO 9001:2015 standards. This reflects our commitment to continuous quality improvement and customer satisfaction.
ISO 9001:2015 certified
200,000 + quality parts produced
Tolerances down to ±0.0004″ (0.01mm)
Conditions for Rework
After advising us of the concern, we review the design and samples to check for inconsistencies. We then fix the complaints and send replacements immediately.
Unacceptable processing defects
Fail to meet tolerance requirement
Incorrect material / finish
Conditions for Refund
Refunds are quickly processed upon confirmation of product issues, and return is processed.
The part is not machinable
The customer does not agree to rework
Other reasons
Servicing multiple industries
We offer outstanding global on demand production services. Our biggest asset is our customer base, which has grown rapidly through customer’s word-of-mouth around the world; amongst them, it covers from independent inventors or designers to large scale Industrial, Commercial, Medical, Automotive, and even Aerospace companies.
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Let's Start A New Project Today
Latest Blog Posts
We will continue to share our knowledge and experience in innovative manufacturing. These articles cover stories about advanced rapid prototyping and rapid manufacturing technologies. Hope to help you optimize product design and find better solutions for the new product development.

What Parts Are Generally Processed by CNC Machining-1
What parts are generally processed by CNC machining? About CNC machined parts CNC machining plays a very high role in CNC equipment. Many parts processing companies will use CNC machining centers. So what types of parts can CNC machining process? As we all know, CNC machining centers are suitable for processing parts that are complex, have many

Shorten the CNC Product Manufacturing Process Chain and Improve Production Efficiency
In order to improve the processing efficiency and precision of complex special-shaped products, craftsmen have been seeking more efficient and precise processing methods. The emergence of turning and milling composite processing equipment provides an effective solution to improve the processing accuracy and efficiency of aerospace parts. Processing efficiency and precision are the eternal goals pursued in the field of metal

What Parts Are Generally Processed by CNC Machining?
What parts are generally processed by CNC machining? About CNC machined parts CNC machining plays a very high role in CNC equipment. Many parts processing companies will use CNC machining centers. So what types of parts can CNC machining process? As we all know, CNC machining centers are suitable for processing parts that are complex, have many