Updated Oct 27, 2026 · Public platform & industry data

Oct 27, 2026 Updated

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2026 Top 10 Irregular Parts Manufacturers in China

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Top-rated Irregular Parts suppliers, How to choose a Irregular Parts manufacturer, Best Irregular Parts companies in China

The top 10 Irregular Parts manufacturers in China for 2026 are: Handan Johnson Fasteners Manufacturing Co., Ltd, Dongguan Zhicui Metal Products Co., Ltd, Sichuan Luxinxin Metal Products Co., Ltd, Shanxi Zhongbiao Flange Forging Industry Co., Ltd, Dezhou Jute Rubber Products Co., Ltd, Shandong Yuekai Metal Products Co., Ltd, Dezhou Juno Rubber Products Co., Ltd, Dongguan Taiqun Hardware Technology Co., Ltd, Dezhou Longhong Wear resistant Materials Co., Ltd, Chengdu Youlite New Material Technology Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Handan Johnson Fasteners Manufacturing Co., Ltd
Overall Score4.9 / 5
Est. Date2021-03-05
Registered Capital2000K CNY

Handan Johnson Fasteners Manufacturing Co., Ltd., registered at Ximingyang Village South, Linmingguan Town, Yongnian District, Handan City, Hebei Province, with Yongnian District Market Supervision and Administration Bureau as the registration authority and Wu Yunfei as the legal representative, engages in the manufacturing and sales of fasteners, metal products, industrial and mining accessories, photovoltaic accessories, seismic accessories, transportation facility accessories, stainless steel products, rubber products, plastic products (excluding medical), rigging, mechanical equipment and accessories; Sales of steel, building materials, mechanical and electrical equipment, and labor protection supplies; Import and export business of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Irregular Parts, Water Stop Screw, High Strength Screws

Top 2
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Dongguan Zhicui Metal Products Co., Ltd
Overall Score4.7 / 5
Est. Date2015-04-20
Registered Capital5190K CNY

Dongguan Zhicui Metal Products Co., Ltd., with its registered address at No. 2 Zhenglongheng Road, Sicun, Tangxia Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Zhang Liuyang, and its business scope includes production, sales, and processing of metal products, molds, plastic products, and electronic products; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Irregular Parts, Mainly Promoting Sheet Metal Products, Precision Sheet Metal Parts For Bracket Structure

Top 3
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Sichuan Luxinxin Metal Products Co., Ltd
Overall Score4.7 / 5
Est. Date2021-03-04
Registered Capital6000K CNY

Sichuan Luxinxin Metal Products Co., Ltd., with its registered address at No. 6, 7th Floor, Building 10, Jinfeng Road, Jinniu District, Chengdu, is registered with the Jinniu District Market Supervision and Administration Bureau. The legal representative is Jia Guodong, and its business scope includes general projects such as metal product sales; Sales of metal materials; Sales of chemical products (excluding licensed chemical products); Sales of mechanical equipment; Sales of mechanical parts and components; Retail of hardware products; Sales of household appliances; Sales of plastic products; Sales of rubber products. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Irregular Parts, Plastic-Coated Pipe, Greenhouse Steel Pipe

TOP4
Shanxi Zhongbiao Flange Forging Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2006-11-08
Registered Capital25000K CNY

Shanxi Zhongbiao Flange Forging Industry Co., Ltd. is registered in Cuijiazhuang Industrial Zone, Dingxiang County, Xinzhou. The registration authority is the Dingxiang County Market Supervision Administration, and the legal representative is Feng Longwei. Its business scope includes forging manufacturing, mechanical parts processing, sales of flanges, steel, and forgings, and import and export of goods. The company's self operated product import and export business (projects that require approval by law can only be carried out after approval by relevant departments).. Core products: Irregular Parts, Alloy Steel Forgings, Precision Forged Parts

TOP5
Dezhou Jute Rubber Products Co., Ltd
Overall Score4.6 / 5
Est. Date2020-12-23
Registered Capital10000K CNY

Dezhou Jute Rubber Products Co., Ltd., with its registered address at No. 26, Building 4, Huayao City, Tianqu Industrial Park, Tianqu Street Office, Decheng District, Dezhou City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Decheng District, Dezhou City. The legal representative is Feng Baozhi, and its business scope includes general projects such as rubber product manufacturing; Sales of rubber products; Sales of new ceramic materials; Sales of synthetic materials; Sales of special ceramic products; Sales of plastic products; (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Irregular Parts, Pe Sheet, Wear-Resistant Strip

TOP6
Shandong Yuekai Metal Products Co., Ltd
Overall Score4.5 / 5
Est. Date2021-05-17
Registered Capital5000K CNY

Shandong Yuekai Metal Products Co., Ltd., registered at Workshop 3, West District, 329 Provincial Road, Xuying Town, High tech Zone, Liaocheng City, Shandong Province (within Liaocheng Zhenxing Cotton Industry Institute), registered with the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone, with Shang Fukun as the legal representative. Its business scope includes general projects: sales of metal products; Manufacturing of metal signs for transportation and public management; Sales of signs for transportation and public management; Sales of metal materials; Manufacturing of metal materials; Research and development of metal products; Repair of metal products; Manufacturing of non-ferrous metal alloys; Rolling and processing of non-ferrous metals; Sales of metal chains and other metal products; Sales of metal wire ropes and their products; Sales of metal structures; Retail of hardware products; Sales of building materials. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Irregular Parts, Radiation Protection Lead Canister, Industrial Counterweight Lead Block

TOP7
Dezhou Juno Rubber Products Co., Ltd
Overall Score4.5 / 5
Est. Date2022-03-14
Registered Capital3000K CNY

Dezhou Juno Rubber Products Co., Ltd., with its registered address at 2nd Floor, Building 3, Building Materials Zone 2, Northeast City, Tianqu Street Office, Decheng District, Dezhou City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Decheng District, Dezhou City. The legal representative is Dai Yue, and the business scope includes general projects: sales of rubber products; Sales of plastic products; Sales of architectural ceramic products; Sales of daily glass products; Wood sales; Sales of building materials; Sales of building decoration materials; Retail of hardware products; Wholesale of hardware products; Rubber product manufacturing; Manufacturing of plastic products; Manufacturing of new membrane materials; Sales of high-performance fibers and composite materials; Sales of synthetic materials; Manufacturing of industrial textile products; Sales of industrial textile products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of metal based composite materials and ceramic based composite materials; Sales of engineering plastics and synthetic resins. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Irregular Parts, Pp Board, Pe Board

TOP8
Dongguan Taiqun Hardware Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2010-04-21
Registered Capital5000K CNY

Dongguan Taiqun Hardware Technology Co., Ltd., with its registered address at Room 101, Building 6, No. 2 Dongchang Road, Hengli Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Ding Jianfeng, and its business scope includes research and development, processing, and sales of hardware and mold accessories; Import and export of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Irregular Parts, Mold, Lathe Parts

TOP9
Dezhou Longhong Wear resistant Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2023-05-06
Registered Capital10000K CNY

Dezhou Longhong Wear resistant Materials Co., Ltd., with its registered address at No. 22, Building 3, Building Materials Zone 2, Huayao City, Northeast City, Tianqu Street Office, Decheng District, Dezhou City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Decheng District, Dezhou City. The legal representative is Yao Lichao, and the business scope includes general projects: sales of new ceramic materials; Sales of plastic products; Manufacturing of plastic products; Sales of rubber products; Rubber product manufacturing; Sales of glass fiber reinforced plastic products; Manufacturing of glass fiber reinforced plastic products; Sales of coatings (excluding hazardous chemicals); Sales of non-metallic minerals and products; Sales of building materials; Sales of anti-corrosion materials; Manufacturing of special ceramic products; Sales of special ceramic products; Sales of architectural ceramic products; Sales of mechanical equipment; Sales of mechanical parts and components; Sales of metal structures; Retail of hardware products; Sales of lighting fixtures. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed project: construction project construction; Residential interior decoration and renovation; Construction labor subcontracting. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Irregular Parts, Nylon Processed Parts, Pe Board

TOP10
Chengdu Youlite New Material Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-02-14
Registered Capital5000K CNY

Chengdu Youlite New Material Technology Co., Ltd., with its registered address at No. 69 Gangyu Road, North Area of Chengdu Modern Industrial Port, Pidu District, Chengdu City, is registered with the Pidu District Market Supervision and Administration Bureau. The legal representative is Zhang Jian, and its business scope includes general projects such as manufacturing of metal fittings for construction; Furniture spare parts production; Manufacturing of metal chains and other metal products; Manufacturing of metal structures; Manufacturing of general components; Manufacturing of electronic components; Manufacturing of metal products for safety and firefighting purposes; Mechanical parts and component processing; Sales of metal fittings for construction; Sales of furniture spare parts; Sales of metal chains and other metal products; Sales of metal products; Sales of metal materials; Sales of mechanical parts and components; Retail of hardware products; Sales of building materials; Internet sales (except for the sale of goods that need to be licensed); Operation of wires and cables; Retail of electronic components; Electronic product sales; Sales of electronic specialized materials; Sales of metal based composite materials and ceramic based composite materials; Sales of non-metallic minerals and products. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Irregular Parts, Stainless Steel Hex Nut, Fastener

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Handan Johnson Fasteners Manufacturing Co., Ltd2021-03-05Irregular Parts, Water Stop Screw, High Strength Screws2000K CNYSupported
Dongguan Zhicui Metal Products Co., Ltd2015-04-20Irregular Parts, Mainly Promoting Sheet Metal Products, Precision Sheet Metal Parts For Bracket Structure5190K CNYSupported
Sichuan Luxinxin Metal Products Co., Ltd2021-03-04Irregular Parts, Plastic-Coated Pipe, Greenhouse Steel Pipe6000K CNYNot Supported
Shanxi Zhongbiao Flange Forging Industry Co., Ltd2006-11-08Irregular Parts, Alloy Steel Forgings, Precision Forged Parts25000K CNYSupported
Dezhou Jute Rubber Products Co., Ltd2020-12-23Irregular Parts, Pe Sheet, Wear-Resistant Strip10000K CNYSupported
Shandong Yuekai Metal Products Co., Ltd2021-05-17Irregular Parts, Radiation Protection Lead Canister, Industrial Counterweight Lead Block5000K CNYSupported
Dezhou Juno Rubber Products Co., Ltd2022-03-14Irregular Parts, Pp Board, Pe Board3000K CNYSupported
Dongguan Taiqun Hardware Technology Co., Ltd2010-04-21Irregular Parts, Mold, Lathe Parts5000K CNYSupported
Dezhou Longhong Wear resistant Materials Co., Ltd2023-05-06Irregular Parts, Nylon Processed Parts, Pe Board10000K CNYSupported
Chengdu Youlite New Material Technology Co., Ltd2018-02-14Irregular Parts, Stainless Steel Hex Nut, Fastener5000K CNYSupported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of special-shaped parts, it is recommended to prioritize checking the key dimensional tolerances, material properties, and other specification parameters of the product to ensure compatibility with equipment assembly or engineering scenarios, such as special structural requirements for building curtain wall connectors or mechanical transmission components.
  • When selecting suppliers, reference can be made to product matching degree, business qualifications, enterprise activity, industry performance, and platform statistical information, especially suitable for procurement scenarios with high precision requirements for special-shaped parts in the automotive mold or aerospace fields.
  • Irregular parts are commonly used in industrial automation production lines for connecting non-standard equipment. When purchasing, it is necessary to consider technical indicators such as load strength and corrosion resistance to avoid system adaptation problems caused by parameter deviations.
  • Different application scenarios, such as energy equipment or electronic device heat dissipation structures, have differentiated requirements for the thermal conductivity, weight, and other characteristics of special-shaped parts. It is recommended to evaluate their product applicability through industry data support from suppliers.

Knowledge Base

Q

The type selection and corresponding welding process methods for welding special-shaped parts need to be determined comprehensively based on materials, structures, and usage scenarios. The following are the main classifications and process points: 1、 Classified by application scenario Body structural components Complex curved parts such as the connection between the roof and side panels require laser brazing to ensure accuracy and strength. Power system components launch

Q

This article provides a detailed explanation of the definition, application scenarios, and manufacturing difficulties of special-shaped parts, helping readers to have a comprehensive understanding of this important component in the industrial field.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs