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Other Assembly Services
Clear FiltersJiangsu, China
Premium Member 4 yrs
Machining
Molding
Assembly
Mold Making
Turning
Injection Mold Making
Injection Molding
Others
Factory Size
1,000-3,000 ㎡
Employees
51-100
Certifications
ISO 9001, ISO 13485
Product Equipment
-- / --
Jiangsu, China
Premium Member 1 yrs
Stamping
Fine Blanking
Injection Molding
Electronics Assembly
Electrical Products Assembly
Stamping
Molding
Assembly
+2
Factory Size
3,000-5,000 ㎡
Employees
101-200
Certifications
IATF16949
Product Equipment
18 types / 98 sets
Zhejiang, China
Premium Member 2 yrs
Machining
Mold Making
Fabrication
Assembly
Turning
Boring & Milling Machining
CNC Milling & Milling
Electrical Products Assembly
+12
Factory Size
10,000-30,000 ㎡
Employees
201-500
Certifications
ISO 9001
Product Equipment
57 types / 163 sets
Guangdong, China
Premium Member 2 yrs
CNC Milling & Milling
Turning
Machining
Assembly
Fabrication
5 Axis Milling
Swiss Machining
Four-Axis Horizontal Machining Center
+10
Factory Size
1,000-3,000 ㎡
Employees
51-100
Certifications
ISO 9001
Product Equipment
-- / --
Zhejiang, China
Premium Member 5 yrs
Mold Making
Molding
Stamping
Assembly
Casting
Injection Molding
Blow Molding
Multi-Shot Injection Molding
+13
Factory Size
3,000-5,000 ㎡
Employees
51-100
Certifications
ISO 9001
Product Equipment
20 types / 73 sets
Shanghai, China
Premium Member 1 yrs
Machining
Swiss Machining
Turning
Others
Stamping
Assembly
Molding
Mechanical Assembly
+3
Factory Size
10,000-30,000 ㎡
Employees
201-500
Certifications
ISO 14001, ISO 13485, ISO 45001, ISO 9001
Product Equipment
4 types / 90 sets
Anhui, China
Premium Member 1 yrs
Machining
Casting
Mold Making
Assembly
Turning
Milling & Turning
CNC Milling & Milling
Boring & Milling Machining
+7
Factory Size
3,000-5,000 ㎡
Employees
51-100
Certifications
ISO 14001, ISO 45001, ISO 9001
Product Equipment
44 types / 61 sets
Zhejiang, China
Premium Member 2 yrs
Molding
Stamping
Assembly
Injection Molding
Stamping
Electronics Assembly
Mechanical Assembly
Electrical Products Assembly
Factory Size
3,000-5,000 ㎡
Employees
51-100
Certifications
--
Product Equipment
12 types / 25 sets
Jiangsu, China
Premium Member 1 yrs
Machining
Molding
Assembly
Mold Making
Surface Grinding
Gantry Milling
CNC Milling & Milling
Turning
+6
Factory Size
10,000-30,000 ㎡
Employees
101-200
Certifications
ISO 9001, ISO 14001, ISO 45001, ISO 9001
Product Equipment
23 types / 123 sets
Shanghai, China
Premium Member 2 yrs
Machining
Assembly
Stamping
Fabrication
CNC Milling & Milling
Turning
Bending
Welding or Bonding
+4
Factory Size
3,000-5,000 ㎡
Employees
1-50
Certifications
ISO 9001
Product Equipment
-- / --
Jiangsu, China
Premium Member 1 yrs
Fabrication
Machining
Assembly
Welding or Bonding
Cutting
CNC Milling & Milling
Wire Electrical Discharge Machining
Others
+4
Factory Size
5,000-10,000 ㎡
Employees
51-100
Certifications
ISO 9001
Product Equipment
27 types / 66 sets
Jiangsu, China
Premium Member 1 yrs
Machining
Assembly
Casting
Die Casting
Others
Turning
CNC Milling & Milling
Factory Size
3,000-5,000 ㎡
Employees
1-50
Certifications
ISO 9001, GJB9001c-2017, ISO 45001, ISO 14001
Product Equipment
12 types / 19 sets
Guangdong, China
Premium Member 2 yrs
Machining
Casting
Die Casting
CNC Milling & Milling
Turning
Stamping
Assembly
Extrusion
+8
Factory Size
30,000+ ㎡
Employees
101-200
Certifications
ISO 9001, IATF16949
Product Equipment
21 types / 226 sets
Beijing, China
Premium Member 4 yrs
Machining
Fabrication
Assembly
Stamping
Mold Making
5 Axis Milling
Gantry Milling
CNC Milling & Milling
+26
Factory Size
10,000-30,000 ㎡
Employees
51-100
Certifications
ISO 9001, GJB9001c-2017
Product Equipment
26 types / 86 sets
Jiangsu, China
Premium Member 1 yrs
Molding
Stamping
Assembly
Mold Making
Electronics Assembly
Mechanical Assembly
Electrical Products Assembly
Stamp Die Making
+6
Factory Size
30,000+ ㎡
Employees
201-500
Certifications
ISO 9001
Product Equipment
55 types / 167 sets
Guangdong, China
Premium Member 1 yrs
Molding
Mold Making
Finishing
Assembly
Injection Molding
Multi-Shot Injection Molding
Injection Mold Making
Other Plastic&Rubber Product Mold Making
+6
Factory Size
5,000-10,000 ㎡
Employees
101-200
Certifications
ISO 9001, ISO 14001, CCC
Product Equipment
25 types / 75 sets
Zhejiang, China
Premium Member 2 yrs
Mold Making
Molding
Machining
EDM
Injection Mold Making
CNC Milling & Milling
Injection Molding
Wire Electrical Discharge Machining
+6
Factory Size
10,000-30,000 ㎡
Employees
201-500
Certifications
--
Product Equipment
-- / --
Guangdong, China
Premium Member 2 yrs
Molding
Machining
Fabrication
Stamping
Assembly
Injection Molding
Multi-Shot Injection Molding
Other Injection Molding
+20
Factory Size
30,000+ ㎡
Employees
201-500
Certifications
ISO 9001, ISO 14001
Product Equipment
-- / --
Hunan, China
Premium Member 2 yrs
Fabrication
Finishing
Assembly
Machining
Bending
Welding or Bonding
NC Punching
Cutting
+8
Factory Size
30,000+ ㎡
Employees
201-500
Certifications
EN 15085, ISO 9001, ISO 3834
Product Equipment
207 types / 226 sets
Anhui, China
Premium Member 2 yrs
Fabrication
Finishing
Assembly
Plastic Spraying
Structure
Powder Coating
Electrical Products Assembly
NC Punching
+6
Factory Size
10,000-30,000 ㎡
Employees
101-200
Certifications
ISO 9001
Product Equipment
23 types / 81 sets
Jiangsu, China
Premium Member 1 yrs
Machining
Molding
Assembly
Mold Making
CNC Milling & Milling
Injection Molding
Injection Mold Making
Others
+2
Factory Size
10,000-30,000 ㎡
Employees
101-200
Certifications
IATF16949, ISO 14001, ISO 9001, ISO 45001
Product Equipment
17 types / 67 sets
Zhejiang, China
Premium Member 9 yrs
Bending
NC Punching
Stamping
Deep Draw
Progressive Die Stamping
Fine Blanking
Injection Molding
Electronics Assembly
+8
Factory Size
10,000-30,000 ㎡
Employees
1-50
Certifications
--
Product Equipment
28 types / 180 sets
Zhejiang, China
Premium Member 1 yrs
Machining
Assembly
Fabrication
Stamping
Gantry Milling
CNC Milling & Milling
Electrical Products Assembly
Mechanical Assembly
+6
Factory Size
5,000-10,000 ㎡
Employees
51-100
Certifications
ISO 9001
Product Equipment
31 types / 31 sets
Zhejiang, China
Premium Member 1 yrs
Molding
Assembly
Injection Molding
Machining
Electronics Assembly
Cable Assembly
Mechanical Assembly
Electrical Products Assembly
+4
Factory Size
5,000-10,000 ㎡
Employees
1-50
Certifications
--
Product Equipment
8 types / 8 sets
Jiangsu, China
Premium Member 1 yrs
Fabrication
Finishing
Assembly
Electronics Assembly
Electrical Products Assembly
Cable Assembly
Others
Bending
+6
Factory Size
10,000-30,000 ㎡
Employees
51-100
Certifications
ISO 9001
Product Equipment
13 types / 27 sets
Zhejiang, China
Premium Member 1 yrs
Machining
Fabrication
Assembly
Specai-Purpose Machine Forming
Turning
5 Axis Milling
Boring & Milling Machining
Gantry Milling
+20
Factory Size
1,000-3,000 ㎡
Employees
1-50
Certifications
ISO 9001, ISO 45001, ISO 14001
Product Equipment
25 types / 49 sets
Jiangsu, China
Premium Member 2 yrs
Fabrication
Machining
Assembly
Bending
Cutting
Structure
Wire Electrical Discharge Machining
CNC Milling & Milling
+6
Factory Size
5,000-10,000 ㎡
Employees
1-50
Certifications
ISO 9001
Product Equipment
27 types / 58 sets
Jiangsu, China
Premium Member 1 yrs
Fabrication
Assembly
Structure
Electronics Assembly
Welding or Bonding
Cable Assembly
Others
Bending
+4
Factory Size
3,000-5,000 ㎡
Employees
1-50
Certifications
ISO 9001
Product Equipment
12 types / 62 sets
Guangdong, China
Premium Member 1 yrs
Machining
Assembly
Others
5 Axis Milling
CNC Milling & Milling
Turning
Wire Electrical Discharge Machining
Swiss Machining
+5
Factory Size
10,000-30,000 ㎡
Employees
201-500
Certifications
ISO 9001, IATF16949, ISO 13485, AS9100
Product Equipment
35 types / 327 sets
Zhejiang, China
Premium Member 1 yrs
Fabrication
Assembly
Cutting
Tube Modification
NC Punching
Bending
Welding or Bonding
Mechanical Assembly
+1
Factory Size
1,000-3,000 ㎡
Employees
1-50
Certifications
--
Product Equipment
23 types / 35 sets
Hubei, China
Premium Member 2 yrs
Machining
CNC Milling & Milling
Boring & Milling Machining
5 Axis Milling
Gantry Milling
Turning
Others
Nuts
+13
Factory Size
10,000-30,000 ㎡
Employees
51-100
Certifications
IATF16949, ISO 9001
Product Equipment
-- / --
Guangdong, China
Premium Member 1 yrs
Stamping
Assembly
Powdered Metal Forming
Stamping
Sinter
MIM
Others
Factory Size
10,000-30,000 ㎡
Employees
51-100
Certifications
ISO 9001, IATF16949
Product Equipment
19 types / 124 sets
Guangdong, China
Premium Member 1 yrs
Machining
CNC Milling & Milling
Turning
Swiss Machining
Milling & Turning
5 Axis Milling
Boring & Milling Machining
Assembly
+1
Factory Size
1,000-3,000 ㎡
Employees
1-50
Certifications
--
Product Equipment
7 types / 20 sets
Jiangsu, China
Premium Member 1 yrs
Machining
Assembly
Fabrication
Welding or Bonding
Bending
Cutting
CNC Milling & Milling
Turning
+2
Factory Size
5,000-10,000 ㎡
Employees
1-50
Certifications
ISO 9001
Product Equipment
16 types / 34 sets
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Get Multiple Factory Quotes for Your Parts in 24 Hours
Connect with 800,000+ listed factories in Asia. Receive multiple quotes for your parts and manage production with speed and confidence.
Product Assembly Companies in China
Assembling components or parts-mechanical, electronic, or other-into a finished product ready for use or sale is an essential part of the assembly manufacturing process.
Many western companies look to China to fulfil this part of the process, due to the available cost savings, skilled workforces, unbeatable lead times, scalable production, and integrated supply chains.
Whether subassembly (partial builds), complete end-to-end assembly with packaging and labelling or testing and inspection services, this specialist area requires reliable partners. Sourcing these partners from the other side of the world can present challenges, especially with quality control, logistics, and IP protection.
That’s where the Haizol platform comes in. Our large database of trusted product assembly companies are all individually vetted before becoming members on our platform.
With a single RFQ, we rapidly connect you with multiple high-quality certified product assembly companies that can meet your project requirements. You negotiate directly with the Chinese factory rather than through a third party-we take no commission from orders and is free to use.
Frequently Asked Questions
How Do Assembly Costs in China Compare to Other Regions?
Lower labour costs and integrated supply chains mean businesses typically save 30–50% by using Chinese product assembly companies compared to western factories. Get multiple quotes from verified assemblers within 24–48 hours on our platform.
What Lead Times Should I Expect for Assembly Projects?
Simple sub-assemblies are often completed in as little as 1–2 weeks after parts are ready, while complex builds usually take 3–5 weeks. Estimated lead times are made clear on all supplier quotes.
What’s the Best Way to Use Haizol for Assembly Sourcing?
To receive multiple recommendations for assembly companies, submit an RFQ with your BOM, drawings, and assembly notes. The assembly suppliers will quote directly, and you can compare price, lead time, and equipment/machinery side by side on the dashboard.
