1 | Business Type: | OEM & ODM Manufacturer (Custom CNC Machining Services) |
2 | Standard: | JIS, ANSI |
3 | Products Range: | Automobile parts, wind power generation equipment accessories, ER fluid, medical apparatus and instruments, standardization of custom, motor parts, Machinery Parts, lighting components, hardware accessories, electric motor products, etc. |
Agricultural machinery, electrical appliances, furniture hardware | ||
4 | Materials: | 1. Stainless Steel: SS201, SS303, SS304, SS316 etc. |
2. Carbon Steel: AISI 1045, 9SMnPb28 etc. | ||
3. Brass: C36000 (C26800), C37700 (HPb59), C38500(HPb58), C27200(CuZn37), C28000(CuZn40) etc. | ||
4. Bronze: C51000, C52100, C54400, etc. | ||
5. Iron: Grey iron and ductile iron | ||
6. Aluminum: 6061, 6063, 7075, 5052 etc. | ||
5 | Machining: | Cleaning, turning, milling, drilling, grinding |
6 | Main Equipment: | CNC lathe, CNC milling, stamping machine, |
Automatic lathe, grinder, thread rolling machine, tapping | ||
Drilling machine, bending machine, etc. | ||
7 | Measuring & Testing Equipment: | Profile Projector, Rockwell Hardness Tester, Vickers Hardness Tester, Roughness Tester, Salt Spray Test Machine, Micrometers, height gauge, etc. |
8 | Accuracy: | Machining Accuracy: +/-0.005mm |
Grinding Accuracy: +/-0.005mm | ||
Surface Roughness: Ra0.8 | ||
Parallelism: +/-0.005mm | ||
Verticality: +/-0.005mm | ||
Concentricity: 0.003mm | ||
9 | Surface Treatment: | Polishing, Deburring, Chrome Plating, Nickel Plated, Zinc Plated, Silver Plating |
Clear Anodizing, Black Anodizing, Carburizing Nitriding, Heat Treatment, etc. | ||
8 | MOQ: | 1 Pcs, Accept small batch orders |
9 | DRW Format: | DWG, PDF, IGS, STEP, SLDPRT, SLDDRW, PRT, DRW, DXF, X_T, etc. |
10 | QC System: | 100% Inspection before shipment |
11 | Certificate: | ISO9001:2008, TS16949, SGS Factory Audit |
12 | Payment Term: | 30% T/T + 70% T, Western Union, PayPal, L/C |
13 | Trade Terms: | FOB, CIF, L/C |
14 | Lead Time: | 12~25 days after confirmation |
15 | Sample Lead Time: | 3-5 Working Days, Free Sample Available |
16 | Transport Package: | Foam / Wooden Box |
17 | Origin: | China |
18 | Our Advantages: | Reliable Quality |
Competitive Price | ||
High Precision, High Quality, Tight Tolerance | ||
Continuous Improvement | ||
Defect-Free Products | ||
On-Time Delivery | ||
Customer Satisfaction | ||
Excellent After-Sales Service |
Product Application and Our Advantages
1 Over 14 years of factory experience
2 High quality control, competitive price, fast delivery
3 Small quantity acceptable
4 Sample and drawing available
5 OEM workable
6 One-stop service

Shijin factory has professional testing equipment and quality control system.
Our Quality Control: we passed ISO9001:2008 and TS16949 and our factory adopts the 7S system to manage production and delivery.

Shijin Factory Capacity
Materials Available:
1. Stainless Steel: SS201, SS303, SS304, SS316 etc.
2. Carbon Steel: AISI 1045, 9SMnPb28 etc.
3. Brass: C36000 (C26800), C37700 (HPb59), C38500(HPb58), C27200(CuZn37), C28000(CuZn40) etc.
4. Bronze: C51000, C52100, C54400, etc.
5. Iron: Grey iron and ductile iron
6. Aluminum: 6061, 6063, 7075, 5052 etc.

Product Showcase
Major Products:
CNC machining; welding; CNC milling; precision machining; CNC manufacturing; CNC turning; machining process; machining parts; CNC machining center; milling machining; high-speed machining; metal machining; custom machining; CNC machined parts; machining metal; precision machining company; CNC lathe; CNC fabrication; machining center; 5-axis machining; metal milling; lathe; machining manufacturing; CNC engineering; machining manufacturer; CNC precision; CNC machining services; micro machining; stainless steel machining; machining company; turning machining;
Our products have been exported to Japan, United States, South Korea, and Europe for over seven years. Our leading products include a variety of models and specifications of ball valves, pipe fitting parts, meter parts, flow meter parts, surface treatment, and more. We can support sample service and have seven years of OEM manufacturing experience.
Service Principles: Affordable, efficient, and customer-oriented
Packaging & Delivery
Packaging Detail:
Anti-rust paper, small box, and carton – full consideration of practical situations
Delivery Detail:
20–30 days for CNC machining parts

About Changzhou Shijin Precision Machinery Co., Ltd.
Changzhou Shijin Precision Machinery Co., Ltd. is a leading manufacturer and exporter based in Changzhou, China. Specializing in high-precision machined parts according to client's design drawings or real samples and prototypes. Our precision machined parts are widely used in automotive, medical devices, wind power generation equipment accessories, valve instrument fittings, ER fluid, and other fields. Our factory holds ISO9001:2008 and TS16949 quality certifications.
We offer CNC machining services such as turning, milling, drilling, grinding, cutting, jig grinding, optical profile grinding, and 4 or 5-axis CNC center processes.
We provide surface treatments including polishing, zinc plating, nickel plating, chrome plating, powder coating, e-coating, DIP coating, phosphate coating, anodizing, PVC powder coating, dichromate plating, and more.
Advanced equipment includes CNC lathes, auto-lathes, punching equipment, and various auxiliary tools like drilling and tapping machines, polishing, and grinding machines.
Quality control instruments include digital projectors, Rockwell hardness testers, height gauges, digital micrometers, microscopes, hydraulic pressure testing benches, various calipers, thread rings, and plug gauges.
Our products are used in metal, plastic, electronics, medical instruments, telecommunications, automotive, medical devices, wind power generation equipment accessories, valve instrument fittings, ER fluid, and other fields.

Our Customers and Professional Service Team

FAQ:
1. Q: Are you a factory or trade company?
A: We are a professional factory, so our prices are very competitive, and we welcome you to visit the factory.
2. Q: How about the quality of your product?
A: 100% inspection during production.
3. Q: What types of machining services do you offer?
A: Grinding, machining, CNC milling and turning, CNC metal, grinding, stamping, casting, forging, and assembly services.
4. Q: What materials can you supply?
A: Carbon steel, alloy steel, stainless steel, brass, copper, or as per your requirements.
5. Q: What is the delivery time?
A: For products in stock, within 5–7 days after receiving payment. For custom orders, about 20–35 days after confirming all details.
6. Q: What is your packaging?
Anti-rust paper, small box, and carton – full consideration of practical situations.
7. Q: What about the warranty?
A: We are very confident in our products and pack them well with PE foam and a carton box + wooden pallet to ensure safe delivery.
8. How to order high precision OEM and customized machining parts for industrial machinery?
* You send us the drawing or sample.
* We conduct a project assessment.
* We provide a design.
* You review the design.
* We make a sample and send it to you.
* If the sample is good, place an order and pay 30% deposit.
* We start manufacturing the product.
Processing Method: Custom medical precision parts, high-demand parts, precision machining hardware, CNC machining, turning, milling, drilling, grinding, broaching, welding, and assembly.
Service Principles: Affordable, efficient, and customer-oriented.
9. Do you provide customized machining parts?
Yes. Customers provide us with drawings and specifications, and we manufacture accordingly.
Contact Us:
Changzhou Shijin Precision Machinery Co., Ltd.
Address: F1, Building B3, Hutang Science and Technology Industrial Park, Industrial Workshop, Changzhou, Jiangsu, China
Postcode: 213162
Tel: 86-519-83989900-8005
Fax: 86-519-83811100
Cell: (0) 13861166733
Website: www.czshijin.com
If there's anything we can help with, please feel free to contact us. We're sure your inquiry or requirement will receive prompt attention.
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