Our Factory
ChenRong is a China-based custom manufacturer specializing in precision CNC machining and sheet metal fabrication. We produce print-spec metal and plastic parts for global B2B clients across industrial automation, robotics, electronics, medical devices, energy and other high-demand sectors.
From prototype to low & medium volume production, we deliver practical manufacturing solutions, prompt communication and consistent quality control. Working from your drawings, 3D models, samples and specs, our team ensures parts meet your functional, dimensional and cosmetic requirements.
Microwaveable lunch box
Microwaveable lunch box
Our Rapid Prototyping service provides high-quality prototypes quickly and accurately by leveraging advanced technologies such as 3D printing, CNC machining, and vacuum casting. This approach accelerates product development and design validation,offering key benefits including speed, cost-effectiveness,precision, and flexibility, which facilitate rapid adaptation to design changes and reduce upfront costs.
1.Low-volume molding up to 100,000+ parts with volume pricing available-no MOQ required
2.100+ plastic, elastomeric, and silicone rubber materials
3.Automated CMM for fast, in-house quality
documentation
Prototyping
Mastars' plastic tooling redefines injection moldingefficiency: custom-designed molds that shapemolten plastic into precision parts, powering high-volume production with uncompromised accuracyand reliability-your trusted partner for scalableplastic manufacturing solutions.
1.Low-volume molding up to 100,000+ parts with volume pricing available-no MOQ required
2.100+ plastic, elastomeric, and silicone rubber materials
3.Automated CMM for fast, in-house quality
documentation
Plastic Tooling
Mastars has earned a reputation for being
able to handle all projects, custom insert
molding, and other complicated projects
much faster than with traditional tooling,
often helping our clients get to market
shortly.
1.Low-volume molding up to 100,000+parts with volume pricing available-noMOQ required
2.100+ plastic, elastomeric, and siliconerubber materials
3.Automated CMM for fast, in-house
quality documentation
Injection Molding
NEW PRODUCTS, GREAT DEALS.4
CNC Machining
We provide a variety of precision CNCmachining services that includes milling,turning and surface grinding. Whetheryou're designing parts that demand highvolumes or only running trials withprototypes for low-volume production, ourCNC machining services are available toavail you iterative development with quickturnaround and consistency in quality.
1.Low-volume molding up to 100,000+parts with volume pricing available-noMOQ required
2.100+ plastic, elastomeric, and siliconerubber materials
3.Automated CMM for fast, in-house
quality documentation
Pressure Die Casting
1.Low-volume molding up to 100,000+parts with volume pricing available-noMOQ required
2.100+ plastic, elastomeric, and siliconerubber materials
3.Automated CMM for fast, in-house
quality documentation
With over 20 years of experience in zinc
and aluminum die casting, Mastars
possesses technical expertise in both hot-
chamber and cold-chamber die-casting
processes. Through continuous
improvement in alloys and processes, the
company applies die-casting technology
across various market sectors, providing
components that excel in both
performance and visual appeal for designers
One-Stop Manufacturing Services
We can meet your entire process needs, from prototype makingto mold making, production, and assembly, providing you with better quality and lower prices.
Choosing the right manufacturing partner often decides whether a complex metal design reaches the market on time. Shenzhen Chenrong Technology Co., Ltd. helps global buyers turn demanding drawings into reliable metal components that perform in real-world conditions.
OUR ADVANTAGE
OUR ADVANTAGE
Large-Scale
Large-Scale
In China, We run multiple CNC workshops with scalable capacity. We handle prototypes through mass production, keeping consistent precision and lowering your manufacturing costs.
Reliable Components
Reliable Components
High tolerance custom machined parts for automation, medical & aerospace. Rigid inspection guarantees stable quality.
Certification
Certification
ISO 9001 certified factory. We implement full-process QC and carry a range of industry certificates for aerospace & medical component manufacturing.
Advanced Equipment
Advanced Equipment
5-axis CNC machining centers & precision measuring tools. Capable of complex parts and various materials.
Experienced Engineers
Experienced Engineers
Professional engineers offer DFM feedback. Help optimize your drawings for better manufacturability.
Professional
Professional
One-stop CNC service: machining, surface treatment & testing. OEM & ODM custom orders welcomed.
Design and Engineering
+86 136 5232 8995 or Claire@chenrongprecision.com
Contact us
+86 188 2464 5292 or mona@chenrongprecision.com
+86 134 8085 6741 or faye@chenrongprecision.com
Digital Manufacturing Across Your
Product Life Cycle
Whether you need prototype parts in one day of full-service production, you can partner with us across your entire product life cycle for speed, quality, and cost-efficiency in every project.
Take advantage of DFM feedback in our instant quotes to make adjustments to part design before any actual manufacturing begins, then navigate quickly through prototyping with ease.
Tap into our production capabilities for short-term needs like jigs, fixtures, and industrial components, or managing inventory and financial costs towards the end of the product life cycle.
Full Product Life Cycle
Full Product Life Cycle
Rapid Prototyping
Rapid Prototyping
On-Going Production
Short-Term Production
Latest Articles
Latest Articles
Injection Molding Services | Shenzhen Chenrong Technology
Learn More
Precision
What Our Customers Say
What Our Customers Say
THE WALL OF LOVE
THE WALL OF LOVE
Very impressed with their CNC precision machining service for our medical device components. Strict quality control, excellent surface finish and reliable consistency across batches. They fully understand the high standards biomedical projects require. Highly recommended.
Super happy with the custom CNC components! Quick quote, great technical support on DFM suggestions. Parts arrived as promised, quality exceeded expectations. We will keep placing repeat orders for our automation equipment.
Reliable supplier for high-end precision CNC parts. Great attention to detail and flexible shipping options including DDP. Smooth cooperation on our prototype project.
Emily Johnson
France
John Scarlett
Chris Paul
Stewart Christine
Germany
Australia
Brazil
