Updated Sep 18, 2026 · Public platform & industry data

Sep 18, 2026 Updated

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2026 Top 10 Warning Signs Manufacturers in China

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Top-rated Warning Signs suppliers, How to choose a Warning Signs manufacturer, Best Warning Signs companies in China

The top 10 Warning Signs manufacturers in China for 2026 are: Hebei Ouyi Technology Group Co., Ltd, Guanxian Guorui Transportation Facilities Co., Ltd, Guanxian Yafei Transportation Facilities Co., Ltd, Guanxian Hongran Transportation Facilities Co., Ltd, Yanshan Xinxi Machinery Manufacturing Co., Ltd, Hebei Guocheng Transportation Facilities Co., Ltd, Hebei Luzhan Transportation Facilities Co., Ltd, Yangzhou Aixing Lighting Co., Ltd, Zhigong Signage (Shandong) Co., Ltd, Shandong Fengsheng Pipe Industry 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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Hebei Ouyi Technology Group Co., Ltd
Overall Score4.9 / 5
Est. Date2012-01-12
Registered Capital100060K CNY

Hebei Ouyi Technology Group Co., Ltd., registered at the Fiberglass City Industrial Park in Zaoqiang County, registered with the Market Supervision and Administration Bureau of Zaoqiang County, Hengshui City. The legal representative is Liu Jinhua, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Construction of earthwork engineering; Construction of metal doors and windows engineering; Biomass energy technology services; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of plastic products; Sales of plastic products; Manufacturing of high-performance fibers and composite materials; Sales of high-performance fibers and composite materials; Manufacturing of metal structures; Sales of metal structures; Sales of metal products; Manufacturing of metal chains and other metal products; Sales of metal chains and other metal products; Wastewater treatment and its recycling; Manufacturing of specialized machinery and equipment for water resources; Manufacturing of environmental emergency technology equipment; Sales of environmental emergency technical equipment; Rubber product manufacturing; Sales of rubber products; Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of dust removal technology equipment; Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Sales of coal-fired flue gas desulfurization and denitrification equipment; Sales of coatings (excluding hazardous chemicals); Manufacturing of material handling equipment; Sales of material handling equipment; Manufacturing of arts and crafts and ceremonial items (excluding ivory and its products); Sales of arts and crafts and ceremonial supplies (excluding ivory and its products); Bearing manufacturing; Manufacturing of bearings, gears, and transmission components; Bearing sales; Sales of bearings, gears, and transmission components; Manufacturing of gears, gear reducers, and gearboxes; Sales of gears, gear reducers, and gearboxes; Manufacturing of enamel products; Sales of enamel products; Fan and fan manufacturing; Sales of fans and blowers; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Sales of anti-corrosion materials; Sales of insulation materials; Professional design services; Sales of building materials; Housing rental; Non residential real estate leasing; Rental services (excluding licensed rental services); Contract energy management; Import and export of goods; Technology import and export; Production of gas appliances; Manufacturing of digital video surveillance systems; Sales of digital video surveillance systems; Integrated circuit manufacturing; Manufacturing of integrated circuit chips and products; Integrated circuit sales; Sales of integrated circuit chips and products; Manufacturing of electronic components; Retail of electronic components; Manufacturing of specialized equipment for semiconductor devices; Sales of specialized equipment for semiconductor devices; Integrated circuit chip design and services; Wholesale of electronic components; Electronic product sales; Manufacturing of power electronic components; Sales of power electronic components; Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Information technology consulting services (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: special equipment manufacturing; Construction project construction; Construction professional operations; Construction project design; Construction labor subcontracting; Special equipment installation, renovation, and repair (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses). Core products: Warning Signs, Fiberglass Inspection Well, Fiberglass Desulfurization Tower

Top 2
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Guanxian Guorui Transportation Facilities Co., Ltd
Overall Score4.8 / 5
Est. Date2022-12-15
Registered Capital10000K CNY

Guanxian Guorui Transportation Facilities Co., Ltd. is located 50 meters south of the intersection of Donghuan Road and Beihuan Road in Guanxian Economic Development Zone, Liaocheng City, Shandong Province. It was established on December 15, 2022, with the registration authority being Guanxian Market Supervision Administration and the legal representative being Li Derui. Core products: Warning Signs

Top 3
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Guanxian Yafei Transportation Facilities Co., Ltd
Overall Score4.8 / 5
Est. Date2023-11-21
Registered Capital9000K CNY

Guanxian Yafei Transportation Facilities Co., Ltd. is located 600 meters east of the intersection of Wuxun Avenue and Xingmao Road in Qingquan Street, Guanxian County, Liaocheng City, Shandong Province. It was established on November 21, 2023, with the registration authority being Guanxian Market Supervision Administration and the legal representative being Zhang Yueli. Core products: Warning Signs

TOP4
Guanxian Hongran Transportation Facilities Co., Ltd
Overall Score4.7 / 5
Est. Date2021-09-30
Registered Capital5000K CNY

Guanxian Hongran Transportation Facilities Co., Ltd., with its registered address located in Yingxin Transportation Facilities Institute, Suzhou Road Middle Section, Yanzhuang Street, Guanxian County, Liaocheng City, Shandong Province, is registered with the Guanxian Market Supervision Administration Bureau. The legal representative is Liang Xiao, and the business scope includes general projects: manufacturing metal signs for transportation and public management; Sales of signs for transportation and public management; Sales of metal products; Municipal facility management; Construction of landscaping and greening projects; Sales of metal materials; Maintenance of transportation facilities; Sales of metal structures. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: construction engineering design; Construction project construction. (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: Warning Signs

TOP5
Yanshan Xinxi Machinery Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2018-12-27
Registered Capital500K CNY

Yanshan Xinxi Machinery Manufacturing Co., Ltd. is registered at Room 217, Chengbinrun Entrepreneurship Incubation Base, No. 1060 Jingyuan East Road, Yanshan County. The registration authority is Yanshan County Market Supervision Administration Bureau, and the legal representative is Zhang Liang. The business scope includes the sale of construction machinery, slewing bearings, wear-resistant pump pipes, fabric machines and spare parts, concrete pump accessories, photovoltaic ground piles, pipe fittings, anti-corrosion insulation, conveying machinery, mechanical and electrical equipment, supports and hangers, power plant miscellaneous items, transportation facilities, profiles, machine tool accessories, sports equipment, municipal engineering, earthwork engineering, machinery leasing, and construction engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Warning Signs, Single Column Sign Pole, Traffic Sign Post

TOP6
Hebei Guocheng Transportation Facilities Co., Ltd
Overall Score4.6 / 5
Est. Date2016-06-16
Registered Capital10000K CNY

Hebei Guocheng Transportation Facilities Co., Ltd. is registered in Tashang Village, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province. The registration authority is the Market Supervision Administration of Mengcun Hui Autonomous County, and the legal representative is Liu Liangmou. The business scope includes manufacturing, selling, and installing: traffic sign poles, signal poles, signal lights, street lamp poles, foundation cages, embedded parts, road guardrails, highway guardrail panels, columns, sound barriers, anti glare panels, isolation barriers, airport fences, and railway guardrails. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Warning Signs, Scenic Area Directional Signs, Portal Style Signboard

TOP7
Hebei Luzhan Transportation Facilities Co., Ltd
Overall Score4.6 / 5
Est. Date2023-03-22
Registered Capital3000K CNY

Hebei Luzhan Transportation Facilities Co., Ltd., with its registered address at Workshop 3, Cangzhou Steel Rolling Plant, No. 11 Huanghe Middle Road, Yunhe District, Cangzhou City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Yunhe District, Cangzhou City. The legal representative is Zhao Xiaoying, and the business scope includes general projects such as transportation facility maintenance; Manufacturing of glass fiber reinforced plastic products; Manufacturing of metal signs for transportation and public management; Steel rolling processing. (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: Warning Signs, Fiberglass Warning Column, Cement Warning Post

TOP8
Yangzhou Aixing Lighting Co., Ltd
Overall Score4.6 / 5
Est. Date2021-02-07
Registered Capital5800K CNY

Yangzhou Aixing Lighting Co., Ltd., with its registered address at No. 37 Yangling Road, Industrial Park, Songqiao Town, Gaoyou City, is registered with the Gaoyou Administrative Approval Bureau and represented by Li Xingfa as the legal representative. Its business scope includes licensed projects and various engineering construction activities; Construction labor subcontracting; Construction project design; Construction professional operations; Construction of fire protection facilities engineering; Installation, maintenance, and testing of power facilities (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 approval results). General project: manufacturing of lighting fixtures; Sales of lighting fixtures; Manufacturing of specialized equipment for the production of lighting fixtures; Sales of specialized equipment for the production of lighting fixtures; Sales of lighting fixtures; Operation of wires and cables; Manufacturing of security equipment; Sales of security equipment; Intelligent control system integration; Computer system services; Manufacturing of specialized equipment for traffic safety and control; Sales of wind turbines and their components; Manufacturing of generators and generator sets; Sales of generators and generator sets; Manufacturing of metal structures; Sales of metal structures; Sales of metal products; Manufacturing of electrical signal equipment devices; Sales of electrical signal equipment devices; Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Battery sales; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of digital video surveillance systems; Sales of digital video surveillance systems; Maintenance of transportation facilities; Wholesale of hardware products; Sales of plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of metal signs for transportation and public management; Sales of signs for transportation and public management; Contract energy management; Construction of landscaping projects (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: Warning Signs, Hot Dip Galvanized Clamp, Traffic Sign

TOP9
Zhigong Signage (Shandong) Co., Ltd
Overall Score4.5 / 5
Est. Date2019-06-29
Registered Capital3000K CNY

Zhigong Sign (Shandong) Co., Ltd., with its registered address at Room 403, Building B-14, Luxi International Small and Micro Entrepreneurship Park, Yansi Street, Dongchangfu District, Liaocheng City, Shandong Province (multiple photos at one address), registered with the Market Supervision Administration of Dongchangfu District, Liaocheng City, and represented by Huang Shoufeng as the legal representative. Its business scope includes the manufacturing and sales of identification signs; Sales of non-ferrous metals, metal products (excluding those prohibited or restricted by the state), advertising products, mobile phones and mobile phone accessories, mechanical and electrical equipment, PVC pipes, and hardware accessories; Printing of other printed materials; Educational consulting services (excluding studying abroad and academic education and training); Enterprise management consulting (excluding futures, securities, and related business consulting; excluding financial business consulting; excluding consumer stored value cards and other related businesses); Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Warning Signs, Sign, Traffic Sign

TOP10
Shandong Fengsheng Pipe Industry Co., Ltd
Overall Score4.3 / 5
Est. Date2018-12-17
Registered Capital5880K CNY

Shandong Fengsheng Pipe Industry Co., Ltd., registered at No. 0418, 4th floor, commercial office, Building 9, Block 1, Huajian, Changjiang Road North, Jiuzhou Street, High tech Zone, Liaocheng City, Shandong Province (multiple photos for one location), registered with the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone, with Kang Haixia as the legal representative. Its business scope includes wholesale and retail of ductile iron pipes, ductile iron fittings, cast iron manhole covers, valves, anti-corrosion pipelines, steel pipes, non-ferrous metal materials, hardware and electrical equipment; Self operated and agency import and export business of various commodities. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Warning Signs, Benchmark Sign, Corrugated Guardrail

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Ouyi Technology Group Co., Ltd2012-01-12Warning Signs, Fiberglass Inspection Well, Fiberglass Desulfurization Tower100060K CNYSupported
Guanxian Guorui Transportation Facilities Co., Ltd2022-12-15Warning Signs10000K CNYSupported
Guanxian Yafei Transportation Facilities Co., Ltd2023-11-21Warning Signs9000K CNYSupported
Guanxian Hongran Transportation Facilities Co., Ltd2021-09-30Warning Signs5000K CNYSupported
Yanshan Xinxi Machinery Manufacturing Co., Ltd2018-12-27Warning Signs, Single Column Sign Pole, Traffic Sign Post500K CNYSupported
Hebei Guocheng Transportation Facilities Co., Ltd2016-06-16Warning Signs, Scenic Area Directional Signs, Portal Style Signboard10000K CNYSupported
Hebei Luzhan Transportation Facilities Co., Ltd2023-03-22Warning Signs, Fiberglass Warning Column, Cement Warning Post3000K CNYSupported
Yangzhou Aixing Lighting Co., Ltd2021-02-07Warning Signs, Hot Dip Galvanized Clamp, Traffic Sign5800K CNYNot Supported
Zhigong Signage (Shandong) Co., Ltd2019-06-29Warning Signs, Sign, Traffic Sign3000K CNYSupported
Shandong Fengsheng Pipe Industry Co., Ltd2018-12-17Warning Signs, Benchmark Sign, Corrugated Guardrail5880K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of warning signs, it is recommended to prioritize confirming key technical parameters such as product size, material, and reflectivity level to ensure their suitability for visibility and durability requirements in different environments.
  • In high-risk scenarios such as industrial areas or construction sites, warning signs with strong weather resistance and clear patterns should be selected, while office areas can focus on simple design and small specifications.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support or platform statistical information.
  • When purchasing warning signs, it is recommended to evaluate the installation method based on specific application scenarios (such as hanging, pasting, or standing) to ensure that the signs play the expected warning role in actual use.

Knowledge Base

Q

The prominent color selection of warning signs is crucial. Generally speaking, bright and contrasting colors are more likely to attract attention. Yellow is a commonly used warning color. It has high brightness and is easily noticeable in various environments. For example, in the factory workshop, yellow signs can quickly highlight the background of machinery, equipment, raw materials, etc., reminding workers to pay attention to potential dangers

Q

KT board construction site warning signs have significant application characteristics. It is lightweight in texture, easy to install and move, and can be flexibly arranged according to the actual situation of the construction site; Vibrant colors, clear and eye-catching patterns and text, can attract people's attention from a distance and effectively convey warning information. Its surface is smooth, easy to clean and maintain, and can maintain clear display for a long time. In terms of application areas, the main

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