Updated Sep 16, 2026 · Public platform & industry data

Sep 16, 2026 Updated

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2026 Top 10 Fiber Optic Testing Manufacturers in China

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Top-rated Fiber Optic Testing suppliers, How to choose a Fiber Optic Testing manufacturer, Best Fiber Optic Testing companies in China

The top 10 Fiber Optic Testing manufacturers in China for 2026 are: Shenzhen Zak Trading Co., Ltd, Shenzhen Tongqi Communication Technology Co., Ltd, Changsha Aoxin Electronic Technology Co., Ltd, Fuguang Precision Instrument (Shanghai) Co., Ltd, Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd, Sichuan Litesos Optoelectronics Technology Co., Ltd, Dongfang Huabo (Beijing) Technology Co., Ltd, Shenzhen Taili Instrument Co., Ltd, Shenzhen Qiushan Industrial Equipment Co., Ltd, Dalian Tongce Instrument 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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Shenzhen Zak Trading Co., Ltd
Overall Score4.9 / 5
Est. Date2015-04-20
Registered Capital10000K CNY

Shenzhen Zack Trading Co., Ltd., registered at 308, 309, and 310, Haowei Industrial Park, Building E, No. 8 Qinglan 1st Road, Zhukeng Community, Longtian Street, Pingshan District, Shenzhen, with the registration authority of Shenzhen Market Supervision Administration and the legal representative being Zhang Mingjun. Its business scope includes general business projects such as sales and technical consulting of electromechanical products, industrial control instruments and components, computer software and hardware, communication equipment, automotive and motorcycle accessories, hardware and electrical equipment, metal materials and products, building decoration materials, industrial chemical raw materials and products (excluding hazardous chemicals, precursor chemicals, and finished oil), textiles, and daily necessities; Domestic trade; Engage in import and export business; Managing e-commerce; Research and development of medical device production technology (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and projects restricted must obtain a license before operation); Technology development, consulting, and transfer in the field of medical technology; Sales of Class I medical devices (excluding restricted items). The licensed business projects include the sales of Class II medical supplies and equipment, Class III medical equipment, research and development, maintenance, and related technical consulting of disposable masks, medical masks, protective masks, goggles, protective clothing, thermometers, thermometers, thermometers, protective equipment, disinfectants, alcohol, disposable gloves, and other medical equipment.. Core products: Fiber Optic Testing, Joint, Ismatec

Top 2
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Shenzhen Tongqi Communication Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2006-05-16
Registered Capital23000K CNY

Shenzhen Tongqi Communication Technology Co., Ltd., registered at Room 301, Building 3, Antongda Industrial Park, Xingdong Community, Xin'an Street, Bao'an District, Shenzhen, registered with the Bao'an Supervision Bureau of the Shenzhen Market Supervision Administration, with Xie Shulin as the legal representative. Its business scope includes the purchase, sale, leasing, and technical development of communication equipment, electromechanical equipment, computer network equipment, and electronic products; Domestic commercial and material supply and marketing industry (excluding exclusive, controlled, and monopolized goods); Technical development, technology transfer, technical consulting, technical services, system integration, and system testing of computing hardware and software; Engaged in the import and export of goods and technology; Research and sales of instruments and electronic products; The technical development and sales of water treatment equipment, environmental protection equipment, water treatment equipment, water purification materials and equipment (including water purification recorders) (excluding projects prohibited by the above laws, administrative regulations, and decisions of the State Council, and restricted projects must obtain a license before operation). ^Production of instruments and electronic products; Production of water treatment equipment, environmental protection equipment, water treatment equipment, water purification materials and equipment (including water purification recorders). Maintenance of communication equipment, electromechanical equipment, computer network equipment, and electronic products; Maintenance of instruments and electronic products.. Core products: Fiber Optic Testing, Cleaner, Fiber Optic Jumper Cleaning Pen

Top 3
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Changsha Aoxin Electronic Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2004-03-26
Registered Capital3000K CNY

Changsha Aoxin Electronic Technology Co., Ltd., registered at Room 605, Building 2, Xiangteng Commercial Plaza, No. 438 Jinxing Middle Road, Xianjiahu Street, Yuelu District, Changsha City, Hunan Province, China. The registration authority is the Management Committee of Hunan Xiangjiang New Area, and the legal representative is Li Bo. The business scope includes electronic product research and development; Installation of communication lines and equipment; Communication system engineering services; Electronic technology services; Software development; Mechanical equipment leasing; Leasing of communication base station facilities; Leasing of communication equipment; Construction, maintenance, operation, and leasing of network integration systems; Leasing of electrical equipment; Rental and after-sales service of mechanical and electrical equipment; After sales service for instruments and meters; Wholesale of mechanical equipment, hardware and electronic products, mineral products, building materials, and chemical products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fiber Optic Testing, Do Not Damage The Optical Fiber, Trunk Fiber Fusion Splicer

TOP4
Fuguang Precision Instrument (Shanghai) Co., Ltd
Overall Score4.7 / 5
Est. Date2016-12-28
Registered Capital2000K CNY

Fuguang Precision Instrument (Shanghai) Co., Ltd., with its registered address at Room 309-23, 3rd Floor, Building 2, No. 38 Debao Road, China (Shanghai) Pilot Free Trade Zone, is registered with the Market Supervision Bureau of the Pilot Free Trade Zone, and its legal representative is Lv Pinxian. Its business scope includes the sales of instruments and meters, mechanical equipment and accessories, communication equipment, and Class I medical devices, as well as the import and export of goods and technology, e-commerce (excluding value-added telecommunications and financial services), and technology development, transfer, consulting, and services in the field of optoelectronic technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Fiber Optic Testing, Stainless Steel Test Sieve, Vickers Hardness Tester

TOP5
Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2019-12-04
Registered Capital5000K CNY

Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd., with its registered address at No. 1-2001, Cuiliu East Street, Changhong West Road, Liangxiang, Fangshan District, Beijing, is registered with the Market Supervision Administration of Fangshan District, Beijing. The legal representative is Kong Xiangzheng, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export; Import and export agency; Information system integration services; Sales of instruments and meters; Instrument and meter repair; Manufacturing of instruments and meters; Sales of mechanical equipment; Mechanical equipment leasing; Sales of firefighting equipment; Sales of special equipment; Sales of security equipment; Sales of special labor protection equipment; Electronic product sales; Sales of Class I medical devices; Sales of Class II medical devices; Sales of chemical products (excluding licensed chemical products); Retail of computer software, hardware, and auxiliary equipment. (Except for projects that require approval according to law, business activities shall be conducted independently based on the business license in accordance with the law.) (Business activities prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Fiber Optic Testing, Soil, Environment Protection

TOP6
Sichuan Litesos Optoelectronics Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2018-01-15
Registered Capital3000K CNY

Sichuan Litesos Optoelectronic Technology Co., Ltd., registered at No.1 Kaiyue Road, Youxian Economic Development Zone, Mianyang City, Sichuan Province, with the Market Supervision and Administration Bureau of Youxian District, Mianyang City as the registration authority and Xie Liang as the legal representative, is engaged in the research and development, production, and sales of optical communication equipment and devices, electronic components, laser application equipment, optical instrument equipment, optical components, photoelectric sensors, laser materials and components; E-commerce technology development (excluding finance and value-added telecommunications services); Sales of steel, building materials, decorative materials, insulation materials, plumbing equipment, hardware and electrical equipment, wires and cables, metal materials, lubricants, chemical products (excluding hazardous chemicals and precursor chemicals), and gas compressors; Import and export of self operated goods and technology (excluding goods and technology restricted or prohibited by the state for company operation or import and export). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Fiber Optic Testing, Fiber Collimator,

TOP7
Dongfang Huabo (Beijing) Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2021-03-12
Registered Capital800K CNY

Dongfang Huabo (Beijing) Technology Co., Ltd., registered at 201-21228, Zone 6, Xinggu Economic Development Zone, Pinggu District, Beijing (cluster registration), registered with the Pinggu District Market Supervision and Administration Bureau of Beijing, with Yang Lianqing as the legal representative. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Mechanical equipment research and development; Software development; Computer system services; Information technology consulting services; Sales of metal materials; Sales of building materials; Sales of instruments and meters; Retail of hardware products; Sales of chemical products (excluding licensed chemical products); Sales of mechanical equipment; Sales of electrical equipment; Sales of communication equipment; Sales of specialized teaching instruments; Sales of office supplies; Import and export of goods; Technology import and export; Import and export agency. (Except for projects that require approval according to law, business activities shall be conducted independently based on the business license in accordance with the law.) (Business activities prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Fiber Optic Testing, Sweep Frequency Signal Generator, Air Permeability Meter

TOP8
Shenzhen Taili Instrument Co., Ltd
Overall Score4.6 / 5
Est. Date2005-11-16
Registered Capital5000K CNY

Shenzhen Taili Instrument Co., Ltd., with its registered address at 13D, Building A2, the Pearl River River Plaza, Central City, Longcheng Street, Longgang District, Shenzhen, is registered by Longgang Supervision Bureau of Shenzhen Market Supervision Administration, and its legal representative is Zhang Zhongfa. Its business scope includes the sales of mechanical and electrical equipment, computers and peripherals, office supplies, hardware and electrical equipment, instruments, electronic products, and communication equipment; Technical development, transfer, training, and maintenance services for industrial testing instruments; Information consultation; Engage in import and export business^. Core products: Fiber Optic Testing, Helium Mass Spectrometer Leak Detector, Thermal Analyzer

TOP9
Shenzhen Qiushan Industrial Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2024-04-02
Registered Capital100K CNY

Shenzhen Qiushan Industrial Equipment Co., Ltd., registered at No. 8 Xinwang Road and Building 2, Jianyun Valley, Xinsheng Community, Longgang Street, Longgang District, Shenzhen, with the registered authority of Longgang Supervision Bureau of Shenzhen Market Supervision Administration and the legal representative of Huang Guiyu, is engaged in the sales of mechanical equipment; Sales of electronic specialized equipment; Sales of new energy original equipment; Sales of electric food processing equipment; Sales of specialized equipment for agricultural and sideline food processing; Sales of additive manufacturing equipment; Sales of painting equipment; Sales of electrical equipment; Sales of mechanical and electrical equipment; Sales of electronic measuring instruments; Sales of optical instruments; Sales of experimental analytical instruments; Sales of drawing, calculation, and measuring instruments; Sales of metal forming machine tools; Sales of optoelectronic devices; Sales of daily chemical products; Sales of specialized equipment for rubber processing; Sales of specialized equipment for plastic processing; Sales of metal cutting and welding equipment; Sales of rubber products; Sales of plastic products; Sales of metal products; Sales of chemical products (excluding licensed chemical products); Information technology consulting services; Information consulting services (excluding licensed information consulting services); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Internet sales (except for the sale of goods that need to be licensed); Domestic trade agency; 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) ^ None. Core products: Fiber Optic Testing, Load Cell, Industrial Equipment

TOP10
Dalian Tongce Instrument Co., Ltd
Overall Score4.4 / 5
Est. Date2008-09-08
Registered Capital5000K CNY

Dalian Tongce Instrument Co., Ltd., registered at No. 22-5 Lianxing Lane, Shahekou District, Dalian City, Liaoning Province, registered with the Market Supervision and Administration Bureau of Shahekou District, Dalian City, with Zhang Dayou as the legal representative. Its business scope includes the sales of instruments and meters, electromechanical equipment, hardware and chemical products, and electronic components (excluding special approvals); Research and development of instrumentation technology and related technical consulting services; Instrument and meter maintenance; Import and export of goods and technology (excluding projects prohibited by laws and regulations; projects restricted by laws and regulations can only be operated after obtaining a license) * * (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: Fiber Optic Testing, Oscilloscope, None

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shenzhen Zak Trading Co., Ltd2015-04-20Fiber Optic Testing, Joint, Ismatec10000K CNYNot Supported
Shenzhen Tongqi Communication Technology Co., Ltd2006-05-16Fiber Optic Testing, Cleaner, Fiber Optic Jumper Cleaning Pen23000K CNYNot Supported
Changsha Aoxin Electronic Technology Co., Ltd2004-03-26Fiber Optic Testing, Do Not Damage The Optical Fiber, Trunk Fiber Fusion Splicer3000K CNYNot Supported
Fuguang Precision Instrument (Shanghai) Co., Ltd2016-12-28Fiber Optic Testing, Stainless Steel Test Sieve, Vickers Hardness Tester2000K CNYNot Supported
Beijing Huayi Tongtai Environmental Protection Technology Co., Ltd2019-12-04Fiber Optic Testing, Soil, Environment Protection5000K CNYNot Supported
Sichuan Litesos Optoelectronics Technology Co., Ltd2018-01-15Fiber Optic Testing, Fiber Collimator, 3000K CNYNot Supported
Dongfang Huabo (Beijing) Technology Co., Ltd2021-03-12Fiber Optic Testing, Sweep Frequency Signal Generator, Air Permeability Meter800K CNYNot Supported
Shenzhen Taili Instrument Co., Ltd2005-11-16Fiber Optic Testing, Helium Mass Spectrometer Leak Detector, Thermal Analyzer5000K CNYNot Supported
Shenzhen Qiushan Industrial Equipment Co., Ltd2024-04-02Fiber Optic Testing, Load Cell, Industrial Equipment100K CNYSupported
Dalian Tongce Instrument Co., Ltd2008-09-08Fiber Optic Testing, Oscilloscope, None5000K CNYNot Supported

Purchasing Guide

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

  • When selecting fiber optic testing suppliers, it is recommended that enterprises prioritize checking key technical parameters such as the wavelength range and dynamic range of the equipment's light source to ensure that it is compatible with the testing requirements of the existing network architecture.
  • For different scenarios such as long-distance backbone networks or short distance interconnection of data centers, it is necessary to distinguish and purchase differentiated tools such as OTDR testers or optical power meters to match the actual application accuracy requirements.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • For the testing requirements of high-density fiber optic cabling environment, it is recommended to pay attention to the testing speed and multi fiber core synchronous detection capability of the equipment to improve operation and maintenance efficiency.

Knowledge Base

Q

This article analyzes three mainstream methods for real-time detection of in-situ optical fibers, including spectral analysis, interferometry, and distributed sensing technology. It compares their applicable scenarios and operational characteristics to help readers choose the appropriate solution based on actual needs.

Q

This article mainly introduces the composition structure, working principle, and application of fiber optic testers, including information on light sources, devices, detection items, etc., aiming to help readers better understand the role and usage of fiber optic testers.

Q

Fiber optic tester is a specialized equipment for testing and measuring optical signals in fiber optic networks. It sends and receives optical signals through light sources and probes, and evaluates the performance of fiber optic networks by analyzing the received signals. This article will briefly introduce the working principle of fiber optic testing equipment and its application in fiber optic network maintenance. Fiber optic tester is a device used to measure the strength of optical signals in fiber optic networks

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