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
Tianlong Electronic Enterprise Co.,Ltd. is a professional manufacturer and trading company based in Shenzhen, China, with a factory established in Songgang Town in 2000. The company was founded in 1996 in Jiashan City, Zhejiang Province, and has since grown to include five economic entities. With 501 to 1000 employees, Tianlong specializes in the research, development, manufacturing, sales, and service of a wide range of audio products. Their extensive product portfolio includes 10 series of loudspeakers and earphones, such as head-wearing, hanging, ear-holding, and rear-hanging earphones, as well as mini speakers, wireless headphones, portable headphones, neck band headphones, back-headphones, in-ear earphones, Bluetooth earphones, earpieces, and headsets. Loudspeakers are designed for diverse applications including mobile phones, toys, cars, portable PCs, and multimedia. The company is a contract manufacturer and offers OEM services. Tianlong Electronic Enterprise Co.,Ltd. is recognized for its high production capacity, producing 300,000 pieces per day of thin-type internal magnetic loudspeakers, making it a global leader in this product category. The company has been granted the "Famous Brand of China" and "Chinese Enterprise with Good Faith" certifications, underscoring its commitment to quality and service.