Shenzhen Timeless-Long Industrial Co., Ltd.
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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.
12V500mator W AC/DC Adaptor Switching Power Adapter for EU Plug$3.78
AC/ DC Power Adapter with Exchangeable AC Plugs$3.78
Longtime International
🇨🇳 China
200911-50 peopleManufacturer/Trading CompanyOEM manufacturer
ODM manufacturer
Own brand
Shipments
42
Key customer
YU QING
Description
Longtime International is a specialized manufacturer and trading company headquartered in Hong Kong with a 5,000 square meter production facility located in Guangdong, China. Established in 2009, the company has over a decade of experience in the design and manufacturing of high-quality power components, specifically focusing on toroidal transformers, EI transformers, and electronic transformers. Supported by a team of experienced engineers and a workforce of 11 to 50 employees, the company emphasizes shorter lead times and cost-effective solutions for its global clientele. Longtime International maintains a strong commitment to quality management and environmental standards, holding both ISO 9001 and ISO 14001 certifications. The firm has successfully established long-term international trade relationships across diverse markets, including the United States, Germany, Italy, Australia, and South Africa.
Electronic Transformer
EI Transformer
Toroidal Transformer
