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about us

Welcome to Sun Royal Electronic Technology Co., Ltd.

SunRoyal Electronics was established in 1999, with two factories in china. We have 300 workers, 10,000 square meters workshop area, engaged in the designingmanufacturing and marketing of resistors and power supply products.

Resistors Manufacturer:

SunRoyal produces all series resistors, such as CF Carbon Film Resistors; MF Metal Film Fixed Resistors; MOF Metal Oxide Film Resistors; HV High Voltage Glass Glaze Resistors; KNP Wire Wound Resistors; CM Milliohm Resistors; SQ Cement Wire Wound Resistors; RX24 Gold Aluminum Housed Wirewound Resistors; MC Trapezium Aluminum Housed Wire-wound Resistors and other Customized Resistors. We got the ISO9001, ISO14001, CQC certificates and RoHS compliance of the all safety resistors.

Power Supply Manufacturer:

SunRoyal offers a wide range of power supply products, such as power adapters; battery chargers; medical power supplies; USB Type-C adapters; DC/DC converters; open frame and so on. They are widely used for home appliances; commerce; industry; new energy; 5G industry etc.

We focuses on R&D development and production, the designs developed by our R&D team turn into products in production facilities.

We design & produce last products, and build long-term relationships with customers. We are all about service, and there are hundreds of possible ways we can help you win and grow. Most often, our expertise and reliable capabilities combine to provide high-performance technology solutions for you.

Our products can meet various safety approvals as quality assurance, such as UL; CUL; TUV-GS; FCC; CE; PSE; RCM; KC and CB.

about us

Our superior service

China technology to create high-quality electronic products

  • 01 / 04
    Professional manufacturer
    Changbao Electronics was founded in 1999 and is headquartered in Dongguan, Guangdong. We are a professional manufacturer, there are two factories in China, a total of about 300 workers, covering an area of 10000 square meters, engaged in the design, manufacture and sales of resistor and power products.
  • 02 / 04
    A full range of products
    Changbao has a full range of resistors, such as CF carbon film resistors, MF precision metal film resistors, MOF metal oxide film resistors, HV high voltage glass glaze resistors, KNP wire wound resistors, CM constantan manganese copper resistors, SQ cement wound resistors, RX24 gold aluminum case resistors, MC high power aluminum case resistors and other custom resistors.
  • 03 / 04
    quality assurance
    Division I passed the full range of safety resistors CQC certification; ISO9001, ISO14001 certification; in line with RoHS and other requirements. Our products can comply with a variety of safety certification, such as: UL, CUL, TUV-GS, FCC, CE, PSE, RCM, KC, CB.
  • 04 / 04
    Quality service
    We design and produce durable products and establish long-term relations with customers. We focus on service, provide a variety of solutions to help you win and grow, and combine expertise and reliable capabilities to provide you with high-performance technical solutions.
  • Company strength

  • Business scope

  • Quality assurance

  • Worry-free service

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Sun Royal Electronic Technology Co., Ltd.

Sophia:  +86 150 1518 1716

Tel: +86-0769-23883450

Fax: +86-0769-23883453

Email: sales@sunroyalelec.com

Zip code: 523000

Address:No. 221, Tongde Road, Fourth Village, Shijie Town, Dongguan City, Guangdong Province, China

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