Shanghai Huakun Electrical Appliance Co., Ltd., founded in 2003, is a national high tech enterprise and software enterprise which focuses on power electronics and integrated solutions. The products of the Company are mainly used for serving national "Smart Grid". We are committed to the application of power electronics technology and fully exploiting the application efficiency and potential of power energy. As a rising star in the field of power quality and energy efficiency in China, Huakun Electrical Appliance has developed many series of power quality products. Up to now, our company has acquired 27 patents including 12 patents for invention. Since 2008, Huakun Electrical Appliance has been awarded the title of "Famous and high-quality products of Shanghai Electric Appliance Industry Association" every year. We won the "4-Star Good Faith Enterprise" in 2017 and "High-tech Enterprises" in 2018. By keeping the technology leading edge of the products and pursuing perfect quality, our company aims to build a top electronic power research and development technology platform. We also aim to create accurate, stable and environment-friendly power electronic energy-saving devices and intelligent power systems.

LEEYEE Electric Co., Ltd. is a professional commitment to lightning protection product development, manufacturing, sales of high-tech enterprises. Founded six years ago, the spirit of "technology and development, quality and brand" principle, and constantly promote the development of lightning protection technology, products are widely used in building, power, telecommunications, complete sets of equipment, automatic control and other fields, and exported to all over the world.

Shenzhen RDSignal Technology Co., Limited is one of the leading suppliers which specializes in designing and manufacturing RF Jamming Equipment.

FATECH ELECTRONIC Co., Ltd., is located in Guangdong Provincial New Light Production Base, China, which is a professional manufacturer on R&D and producing on lightning and surge protection devices. Our company gathered all kinds of high-skillled personnels, including authority technical experts and professionals, and excellent technicians with more than 10 years experience.

Henan Yanshi Technology Co. Ltd., is a leading supplier in lightning protection products. We are engaged in research, design, manufacture and sales with many years research and exploration, we have gain a leading edge in the skill of lose efficacy protection for lightning protection. We have started in lightning protection area in 1999 and set up our own factory in 2006.