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Machining
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+4
Factory Size
3,000-5,000 ㎡
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1-50
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ISO 9001
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11 types / 21 sets
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Suzhou Hengxingkai Precision Machinery Co., LTD
Jiangsu, China
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Fabrication
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Pump & Valve & Fittings
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+15
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10,000-30,000 ㎡
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101-200
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ISO 9001
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69 types / 124 sets
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Product
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Dongguan Huayi Precision Manufacturing Co., Ltd/Shenzhen Runhengtai Hardware Products Co., Ltd
Guangdong, China
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Stamping
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+4
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10,000-30,000 ㎡
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101-200
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ISO 9001, IATF16949, ISO 14000
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35 types / 112 sets
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Dalian Henge's Star Science & Technology Co., Ltd.
Liaoning, China
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+6
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30,000+ ㎡
Employees
201-500
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ISO 9001, ISO 14001, ISO 45001, IATF16949, CCC, CCC
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157 types / 270 sets
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Product
Product
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Hefei Aikesi Intelligent Technology Co., Ltd.
Anhui, China
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Fabrication
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Plastic Spraying
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+6
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10,000-30,000 ㎡
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101-200
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ISO 9001
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23 types / 81 sets
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Product
Factory
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+6
Factory Size
10,000-30,000 ㎡
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51-100
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--
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-- / --
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Jiangsu Delugen Electrical Co., Ltd.
Jiangsu, China
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Electrophoresis
+7
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30,000+ ㎡
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201-500
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ISO 9001
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80 types / 191 sets
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Product
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Shenzhen Longda Metal Co., LTD
Guangdong, China
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Machining
CNC Milling & Milling
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Welding or Bonding
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Stamp Die Making
+6
Factory Size
5,000-10,000 ㎡
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51-100
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IATF16949, ISO 9001
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15 types / 26 sets
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Factory
Suzhou Bo Zuan Jinggong Technology Co.,Ltd
Jiangsu, China
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CNC Milling & Milling
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Bolts
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Nails & Rivets
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+9
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3,000-5,000 ㎡
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51-100
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ISO 9001
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7 types / 50 sets
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Product
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Ningbo Meiwang Mold Machinery Co., Ltd.
Zhejiang, China
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+6
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10,000-30,000 ㎡
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51-100
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ISO 9001
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14 types / 143 sets
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Jiangsu Naishi Technology Co., Ltd
Jiangsu, China
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Casting
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+1
Factory Size
5,000-10,000 ㎡
Employees
51-100
Certifications
ISO 9001, ISO 14001, ISO 45001, IATF16949
Product Equipment
7 types / 8 sets
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Factory
Linyi Promac Machinery Technology Co., Ltd
Shandong, China
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Machining
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Electrophoresis
+5
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5,000-10,000 ㎡
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1-50
Certifications
--
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14 types / 26 sets
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Product
Product
Factory
Shanghai Tangshan Electronics Co., Ltd
Shanghai, China
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Machining
CNC Milling & Milling
Surface Grinding
5 Axis Milling
Boring & Milling Machining
Turning
Fabrication
Assembly
+9
Factory Size
10,000-30,000 ㎡
Employees
51-100
Certifications
ISO 9001, ISO 14001, ISO 45001
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87 types / 92 sets
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Product
Product
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Shenggu (Jiangsu) Machinery Co., Ltd
Jiangsu, China
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Casting
Machining
Sand Mold Casting
Finishing
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Electrophoresis
Factory Size
30,000+ ㎡
Employees
201-500
Certifications
IATF16949
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77 types / 386 sets
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Shanghai Jisiwei Automobile Trim Co., Ltd.
Shanghai, China
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Molding
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Multi-Shot Injection Molding
5 Axis Milling
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+5
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10,000-30,000 ㎡
Employees
51-100
Certifications
IATF16949, ISO 9001
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29 types / 47 sets
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Product
Product
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YAMAKOH Precision Plastics (Wuxi) Co., Ltd
Jiangsu, China
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Molding
Mold Making
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Spray Painting
Silk-Screen Printing
+2
Factory Size
10,000-30,000 ㎡
Employees
201-500
Certifications
ISO 9001, ISO 14001, IATF16949
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27 types / 171 sets
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Huizhou Shengli Technology Co., LTD
Guangdong, China
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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
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25 types / 75 sets
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XI'AN JIAHAN ELECTROMECHANICAL TECHNOLOGY CO., LTD.
Shaanxi, China
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Gantry Milling
CNC Milling & Milling
Turning
Gear Forming
Quench & Temper
Annealing
Carburizing
Nitriding
+15
Factory Size
30,000+ ㎡
Employees
201-500
Certifications
ISO 14001, ISO 9001, ISO 45001
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57 types / 258 sets
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Product
Product
Product
Factory
Hangzhou Fuyang Yongda Metal Materials Co., Ltd.
Zhejiang, China
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Fabrication
Finishing
Stamping
Machining
Bending
Cutting
Welding or Bonding
Tube Modification
+3
Factory Size
5,000-10,000 ㎡
Employees
51-100
Certifications
--
Product Equipment
24 types / 66 sets
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Factory
Shanghai Shunzhong Hardware Structure Co., Ltd
Shanghai, China
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Bending
Welding or Bonding
NC Punching
Cutting
Stamping
Metal Spinning
Tube Modification
Others
+8
Factory Size
10,000-30,000 ㎡
Employees
51-100
Certifications
--
Product Equipment
15 types / 75 sets
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Product
Product
Product
Factory
Kunshan Improve Electromechanical Equipment Co., Ltd.
Jiangsu, China
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Casting
Finishing
Machining
Stamping
Fabrication
CNC Milling & Milling
Four-Axis Horizontal Machining Center
Surface Grinding
+24
Factory Size
10,000-30,000 ㎡
Employees
51-100
Certifications
ISO 9001, IATF16949, ISO 14001, ISO 45001, ASME, ASME
Product Equipment
186 types / 208 sets
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Product
Product
Product
Factory
Changsha Meiyu Electric Appliance Co., Ltd
Hunan, China
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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
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Product
Product
Product
Factory
Suzhou Minshengda Electronic Technology Co., Ltd.
Jiangsu, China
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Stamping
Molding
Finishing
Stamping
Deep Draw
Progressive Die Stamping
Plastic Spraying
Spray Painting
+2
Factory Size
30,000+ ㎡
Employees
201-500
Certifications
--
Product Equipment
18 types / 43 sets
Factory
Shanghai Azure Machinery Equipment CO.,LTD.
Zhejiang, China
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Bending
Welding or Bonding
Structure
Spray Painting
Fabrication
Finishing
Machining
Gantry Milling
+2
Factory Size
1,000-3,000 ㎡
Employees
51-100
Certifications
ISO 14001, ISO 45001
Product Equipment
-- / --
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Factory
SUNWAY TECHNOLOGY CO., LTD
Jiangsu, China
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Bending
Welding or Bonding
Cutting
NC Punching
Spray Painting
Powder Coating
Silk-Screen Printing
Finishing
+2
Factory Size
5,000-10,000 ㎡
Employees
51-100
Certifications
--
Product Equipment
11 types / 25 sets
Product
Product
Product
Product
Factory
Jiangsu, China
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Fasteners & Hardware
Nails & Rivets
Other Fasteners&Hardware
Bolts
Nuts
Washers
Stamping
Finishing
+6
Factory Size
3,000-5,000 ㎡
Employees
1-50
Certifications
--
Product Equipment
28 types / 209 sets
Factory
Machining
Finishing
CNC Milling & Milling
Turning
Others
Anodizing
Factory Size
1,000-3,000 ㎡
Employees
1-50
Certifications
ISO 9001
Product Equipment
3 types / 16 sets
Product
Product
Product
Product
Factory
Wujiang City Seiko Aluminum Character Factory
Jiangsu, China
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Fabrication
Assembly
Finishing
Bending
Welding or Bonding
Structure
Cutting
Spray Painting
+7
Factory Size
5,000-10,000 ㎡
Employees
101-200
Certifications
ISO 9001
Product Equipment
21 types / 26 sets
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Product
Product
Product
Factory
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
Factory
Casting
Machining
Finishing
Die Casting
ElectroPlating
Spray Painting
CNC Milling & Milling
Turning
Factory Size
30,000+ ㎡
Employees
101-200
Certifications
IATF16949, ISO 14001, ISO 45001, ISO 9001
Product Equipment
36 types / 99 sets
Factory
Fabrication
Stamping
Bending
Welding or Bonding
NC Punching
Cutting
Structure
Tube Modification
+3
Factory Size
5,000-10,000 ㎡
Employees
1-50
Certifications
--
Product Equipment
14 types / 14 sets
Product
Factory
Fabrication
Machining
Finishing
Cutting
Welding or Bonding
Turning
CNC Milling & Milling
Plastic Spraying
+12
Factory Size
1,000-3,000 ㎡
Employees
1-50
Certifications
ISO 9001
Product Equipment
37 types / 45 sets
Product
Product
Product
Product
Factory
Fabrication
Stamping
Finishing
Cutting
Welding or Bonding
Bending
Tube Modification
Machining
+7
Factory Size
5,000-10,000 ㎡
Employees
51-100
Certifications
--
Product Equipment
38 types / 151 sets
Product
Factory
Molding
Mold Making
Finishing
Injection Molding
Spray Painting
Silk-Screen Printing
Injection Mold Making
Factory Size
5,000-10,000 ㎡
Employees
101-200
Certifications
--
Product Equipment
13 types / 78 sets
Product
Product
Product
Product
Factory

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Metal heat treatment factory in China

Other Metal Finishing Companies

Other metal finishing companies in China provide specialized surface treatments beyond core anodizing, electroplating, and powder coating, including passivation, polishing, black oxide, electropolishing, phosphate coating, and custom coating systems.

These processes can affect corrosion resistance, wear performance, appearance, conductivity, and part cleanliness, so it is important to choose suppliers that understand your material, tolerance, and documentation requirements.

Haizol has thousands of verified metal finishing companies offering specialized finishing services. Submit one sourcing request with your material, finish, inspection, and volume requirements to receive proposals from matching factories.

Within 24 hours, you can review proposals, compare prices and lead times, and evaluate factories based on their certifications, capacities, and process experience.

Related categories: Electroplating Companies, Powder Coating Suppliers, Anodizing Companies.

Frequently Asked Questions

What Are Typical Minimum Order Quantities for Other Metal Finishing Services?

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MOQ limits vary by process, tank size, masking requirements, and batch volume. Many factories accept smaller pilot lots or engineering builds when the finish specification is clear. When you submit your RFQ, specify quantity, material, finish standard, and inspection needs so suitable suppliers can respond.

How Flexible Are Suppliers With Custom Finishing Requirements and Complex Geometries?

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Customization is common for specialized finishing work. You can upload drawings, coating thickness targets, surface finish requirements, masking instructions, and test standards so suitable suppliers can quote accurately.

How Do Prices From Chinese Other Metal Finishing Companies Compare to Domestic Shops?

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Pricing varies by finish, part geometry, volume, pretreatment, and inspection requirements, but Chinese suppliers are generally cost competitive at batch scale. Haizol lets you compare quotations, lead times, and capabilities in one platform before choosing a factory.