Shenzhen Tonglixing Technology Co., Ltd
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Shenzhen Tonglixing Technology(Hongkong) Co., Ltd
🇨🇳 China
2006101-200 peopleManufacturer/Trading CompanyOEM manufacturer
Low MOQ
Product customization
ODM manufacturer
Key customer
ALIEXPRESS
Key market
North America
Review
5
Description
Shenzhen Tonglixing Technology (Hongkong) Co., Ltd is a professional manufacturer and trading company established in 2006 and based in Shenzhen, China. With over 17 years of industry experience, the company specializes in the research, development, and production of high-quality digital measuring instruments and LCD-based consumer electronics. Their core product portfolio includes digital thermometers, hygrometers, kitchen timers, and environmental measuring tools such as PH meters, anemometers, and data loggers. The company operates a dedicated factory with an in-house workshop for LCD and backlight components, allowing for competitive custom solutions and ODM/OEM services.
Tonglixing serves a diverse global market, providing products to major e-commerce platforms like Amazon and AliExpress, as well as established international brands including Samsung, Bayer, and Control Company. Their products are widely applied in household, industrial, and specialized environments such as laboratories, incubators, and aquariums. The company maintains a strong commitment to quality control, with products undergoing rigorous double-inspection processes and holding certifications such as CE, RoHS, and FDA. With a workforce of 101 to 200 employees and multiple production lines, the company exports approximately 71% to 90% of its output, maintaining a significant presence in North American and European supply chains.
Digital LCD Display Temperature Humidity Meter Gauge With Probe Mini Thermometer Hygrometer$1.4
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Shenzhen Techlong Co., Ltd.
🇨🇳 China
2005501-1000 peopleManufacturerHigh capacity factory
Established brand
OEM manufacturer
ODM manufacturer
Key market
🇺🇸 United States
Description
Shenzhen Techlong Co., Ltd. is a professional manufacturer and engineering-oriented company established in 2005, specializing in the R&D, production, and global distribution of power supply solutions. Based in Shenzhen with a significant manufacturing facility in Huizhou, the company operates a plant area of up to 10,000 square meters and employs between 500 and 1,000 highly trained staff. As an OEM and ODM service provider, Techlong maintains comprehensive in-house capabilities, including dedicated departments for plastic injection, tooling, cord assembly, and a reliability assurance laboratory, supported by multiple final assembly lines.
The company's extensive product portfolio focuses on AC/DC adapters, switching power supplies, battery chargers, and specialized power devices for consumer, commercial, and industrial applications. Key products include wall-mount and desktop adapters, open-frame power supplies, and telecom power supplies, many of which meet energy efficiency Level VI standards (DOE VI and COC V5). These products serve diverse industries such as communications, audio/video, medical, lighting, and home appliances.
Techlong is committed to high quality and international standards, holding numerous certifications including ISO 9001, ISO 50001, SEDEX, and GMP. Their products are certified for global markets with marks such as UL, CE, FCC, GS, PSE, CCC, KC, SAA, and ETL. With over a decade of management experience and a strong export focus, the company ships approximately 95% of its output to international markets, including the Americas and Europe.
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