Updated May 11, 2026 · Public platform & industry data

May 11, 2026 Updated

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2026 Top 10 Plastic Casing Manufacturers in China

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Top-rated Plastic Casing suppliers, How to choose a Plastic Casing manufacturer, Best Plastic Casing companies in China

The top 10 Plastic Casing manufacturers in China for 2026 are: Ningbo Saite Mold Co., Ltd, Yongen Forming Technology (Dongguan) Co., Ltd, Jiaxing Hanqing Electronics Co., Ltd, Dongguan Changyuan Plastic Products Co., Ltd, Dongguan Rongyi Technology Co., Ltd, Hefei Anfeng Electric Plastic Co., Ltd, Jinan Duoyou Electric Co., Ltd, Huanghua Sanjia Mold Factory, Hebei Qianze Plastic Industry Technology Co., Ltd, Suzhou Mia Fresh Air System 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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Ningbo Saite Mold Co., Ltd
Overall Score4.9 / 5
Est. Date2007-11-06
Registered Capital3940K CNY

Ningbo Saite Mold Co., Ltd., registered at Zhoutangdong Village, Zonghan Street, Cixi City, Zhejiang Province, with the market supervision and administration bureau of Cixi City as the registration authority and Lin Xiqiang as the legal representative. Its business scope includes general projects such as mold manufacturing; Manufacturing of plastic products; Manufacturing of household appliances; Manufacturing of hardware products; Professional design services; Import and export of goods (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Licensed project: Production of plastic packaging containers, tools and products for food use (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Plastic Casing, Plastic Mold For Car Fog Lights, Mold

Top 2
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Yongen Forming Technology (Dongguan) Co., Ltd
Overall Score4.7 / 5
Est. Date2022-02-21
Registered Capital1000K CNY

Yongen Forming Technology (Dongguan) Co., Ltd., registered at No. 49 Longyan 2nd Road, Humen Town, Dongguan City, Guangdong Province, with the registration authority of Dongguan Market Supervision Administration and the legal representative of Yu Ji. Its business scope includes general projects such as technical services, technical development, technical consultation, technical exchange, technology transfer, and technology promotion; Manufacturing of electronic components; Research and development of electronic specialized materials; Manufacturing of electronic specialized materials; Sales of electronic specialized materials; Retail of electronic components; Sales of electronic components and electromechanical equipment; Sales of power electronic components; Electronic product sales; Retail of automotive spare parts; Manufacturing of hardware products; Wholesale of hardware products; Retail of hardware products; Mold manufacturing; Mold sales; Plastic surface treatment; Housing rental; Manufacturing of automotive parts and accessories. (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: Plastic Casing, Gold Mold, Plastic Prototype

Top 3
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Jiaxing Hanqing Electronics Co., Ltd
Overall Score4.7 / 5
Est. Date2020-09-27
Registered Capital200K CNY

Jiaxing Hanqing Electronics Co., Ltd., registered at No. 77 Leyuan Road, 1st Floor, Youchegang Town, Xiuzhou District, Jiaxing City, Zhejiang Province, China. The registration authority is the Market Supervision Administration of Xiuzhou District, Jiaxing City, and the legal representative is Yuan Jie. The business scope includes general projects: sales of electronic products; Sales of plastic products; Wholesale of hardware products; Sales of electrical equipment; Mold sales; Sales of mechanical equipment; Sales of electrical equipment; Sales of metal products; Wholesale of electronic components; Installation services for ordinary mechanical equipment; Electrical equipment repair; Repair of metal products (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).. Core products: Plastic Casing, Plastic Mold, Abs Injection Molded Parts

TOP4
Dongguan Changyuan Plastic Products Co., Ltd
Overall Score4.6 / 5
Est. Date2016-12-21
Registered Capital5000K CNY

Dongguan Changyuan Plastic Products Co., Ltd. is registered at Room 208, Building 1, No. 267 Chang'an Zhen'an West Road, Chang'an Town, Dongguan City, Guangdong Province. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Zhang Qingyi. The business scope includes production and sales of plastic products and accessories, five metal products and accessories, molds and accessories, electronic products, general mechanical equipment and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plastic Casing, Massage Machine Shell, Plastic Fittings

TOP5
Dongguan Rongyi Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-10-08
Registered Capital1310K CNY

Dongguan Rongyi Technology Co., Ltd., with its registered address at Room 108, Building 11, No. 6 Zhongnan Road, Shangsha, Chang'an Town, Dongguan City, Guangdong Province, China. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Wang Xiaoqiang. Its business scope includes general projects such as communication equipment sales; Research and development of household appliances; Manufacturing of household appliances; Sales of household appliances; Research and development of hardware products; Manufacturing of hardware products; Retail of hardware products; Wholesale of hardware products; Manufacturing of plastic products; Sales of plastic products; Sales of rubber products; Rubber product manufacturing; Retail of pet food and supplies; Wholesale of pet food and supplies; Electronic product sales; Mold manufacturing; Mold sales; Sales of daily necessities; Import and export of goods; Technology import and export. (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: Plastic Casing, Plastic Products, Injection Mold Processing

TOP6
Hefei Anfeng Electric Plastic Co., Ltd
Overall Score4.5 / 5
Est. Date2010-11-11
Registered Capital20000K CNY

Hefei Anfeng Electric Plastic Co., Ltd., registered at the intersection of Chuangxin Avenue and Tangkou Road in Taohua Industrial Park, Economic Development Zone, Hefei City, Anhui Province, with the registration authority of Feixi County Market Supervision Administration and the legal representative of Liu Yunfeng, is engaged in the production, processing, and sales of plastic products and electronic and electrical products; Mold manufacturing; Manufacturing of electrical equipment; Sales of plastic raw materials, chemical products (excluding dangerous goods), metals, and steel. (For licensed projects, operate with a license). Core products: Plastic Casing, Spray Painted Water Injection Box Cover, Customized Injection Molded Casing

TOP7
Jinan Duoyou Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2013-01-21
Registered Capital1000K CNY

Jinan Duoyou Electric Co., Ltd., registered at 702, Building 4, Xinyuanxin Center, No. 3 Huaxin Road, Licheng District, Jinan City, Shandong Province, registered with the Market Supervision and Administration Bureau of Licheng District, Jinan City. The legal representative is Wang Xiangliang, and the business scope includes the design, assembly, sales, and after-sales service of electrical equipment and cable components, cable reels, and pipe reels; Wholesale and retail of wires and cables, pneumatic tools, plugs and sockets, instruments and meters, distribution switch control equipment, low-voltage electrical, insulation materials, electrical equipment, hardware and electrical equipment, reels, distribution panels, distribution cabinets, electronic products; Import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plastic Casing, Recycling Tracheal Coiler, Cable Reel Winding

TOP8
Huanghua Sanjia Mold Factory
Overall Score4.5 / 5
Est. Date2017-04-24
Registered Capital-

Sanjia Mold Factory in Huanghua City, with its registered address located in Mold City, Huanghua Development Zone. The registration authority is Huanghua Market Supervision Administration, and the legal representative is Zhao Zhenfeng. Its business scope includes mold manufacturing; Manufacturing of plastic products; Manufacturing of hardware products. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently according to law). Core products: Plastic Casing, Automotive Parts Mold, Automotive Mold Frame

TOP9
Hebei Qianze Plastic Industry Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2021-02-23
Registered Capital10000K CNY

Hebei Qianze Plastic Industry Technology Co., Ltd. is registered in Duqiao Industrial Zone, Jing County, Hengshui City, Hebei Province. The registration authority is Jing County Market Supervision Administration, and the legal representative is Su Zhiqiang. Its business scope includes other technology promotion services. Production and sales of nylon plastic products and special engineering plastic products; Rubber products, rubber seals, high and low pressure rubber conveying pipes, special rubber material products; Stainless steel metal hoses and pipe compensators; Customized processing of non-standard spare parts; Import and export of goods or technology * * (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plastic Casing, Nylon Gear

TOP10
Suzhou Mia Fresh Air System Co., Ltd
Overall Score4.3 / 5
Est. Date2023-03-14
Registered Capital10080K CNY

Suzhou Mia New Air System Co., Ltd., registered at Building 2, Shengze New Material Industrial Base, Hehua Village, Shengze Town, Wujiang District, Suzhou City, with the registration authority being the Wujiang District Administrative Approval Bureau and the legal representative being Wu Gang. Its business scope includes licensed projects such as construction engineering construction; Construction project design; Road freight transportation (excluding dangerous goods); The import and export of goods under state-owned trade management (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects: manufacturing of fans and blowers; Sales of fans and blowers; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Specialized equipment repair; Sales of mechanical and electrical equipment; Repair of daily electrical appliances; Sales of household appliances; Research and development of household appliances; Manufacturing of lighting fixtures; Sales of lighting fixtures; Manufacturing of mechanical and electrical equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Home appliance installation services; Import and export agency (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Plastic Casing, Whole House Fresh Air Dehumidifier, Household Dehumidifier Integrated Machine

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Ningbo Saite Mold Co., Ltd2007-11-06Plastic Casing, Plastic Mold For Car Fog Lights, Mold3940K CNYSupported
Yongen Forming Technology (Dongguan) Co., Ltd2022-02-21Plastic Casing, Gold Mold, Plastic Prototype1000K CNYSupported
Jiaxing Hanqing Electronics Co., Ltd2020-09-27Plastic Casing, Plastic Mold, Abs Injection Molded Parts200K CNYSupported
Dongguan Changyuan Plastic Products Co., Ltd2016-12-21Plastic Casing, Massage Machine Shell, Plastic Fittings5000K CNYSupported
Dongguan Rongyi Technology Co., Ltd2019-10-08Plastic Casing, Plastic Products, Injection Mold Processing1310K CNYSupported
Hefei Anfeng Electric Plastic Co., Ltd2010-11-11Plastic Casing, Spray Painted Water Injection Box Cover, Customized Injection Molded Casing20000K CNYSupported
Jinan Duoyou Electric Co., Ltd2013-01-21Plastic Casing, Recycling Tracheal Coiler, Cable Reel Winding1000K CNYNot Supported
Huanghua Sanjia Mold Factory2017-04-24Plastic Casing, Automotive Parts Mold, Automotive Mold Frame-Supported
Hebei Qianze Plastic Industry Technology Co., Ltd2021-02-23Plastic Casing, Nylon Gear 10000K CNYSupported
Suzhou Mia Fresh Air System Co., Ltd2023-03-14Plastic Casing, Whole House Fresh Air Dehumidifier, Household Dehumidifier Integrated Machine10080K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of plastic casings, it is recommended to prioritize confirming product specifications such as dimensional tolerances, material temperature resistance range, and impact strength to ensure compatibility with equipment assembly or environmental conditions.
  • In industrial electronics or outdoor equipment scenarios, the waterproof rating and flame retardant performance of plastic casings may become key indicators that need to be screened based on specific application environments.
  • When selecting suppliers, reference can be made to product compatibility, business qualifications, enterprise activity, industry performance, and platform statistical information, especially suitable for bulk procurement or long-term cooperation scenarios.
  • Plastic shells of different thicknesses may affect structural stability. It is recommended to choose materials such as PC and ABS based on load-bearing requirements and compare them with the technical data provided by the supplier.
  • If it involves medical devices or food contact scenarios, it is necessary to additionally verify the chemical compatibility of the plastic casing and evaluate the supplier's actual case performance in the relevant industry.

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