Acrel Co., Ltd. [stock code: 300286. Sz] is a high-tech enterprise that integrates R& D, production, sales, and service, since its establishment, is committed to providing users with energy efficiency management and powerful security system solutions. Acrel Electric has a complete production line from cloud platform software to sensors. At present, more than 8, 000 sets of various solutions are running all over the country, helping users to realize the visual management of energy consumption, providing users the energy data services, and escorting users to an efficient and safe energy consumption.

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

Shenzhen Keesun Technology Co; Ltd was founded in Aug of 2012, a high-tech enterprise specializing in various types of antenna and network cable manufacturing, also are one OEM/ODM vendor of wireless communications equipment. Our products cover a wide range of communication fields, including wireless communication, satellite communication, and radio frequency identification, such as cell phone antennas, WiFi antennas, GPS antennas, Bluetooth antennas, Directional antenna, FRP antenna, Magnetic antenna, Internal antenna, Outdoor/Indoor antenna, RF cable, RC cable assemblies and other Antenna and cable accessories.

Since ShenZhen SunYuan Technology passed the ISO9001: 2015 quality management system certification in 2018, it has been"Quality first and the supremacy of credibility "for our business purpose. To operationalize company quality policy, constantly reducing costs, improve and and improve product technology and quality as development goals. The company's leader attaches great importance to product technology and quality management, and re-hiring a full-time management team of ISO9001 quality management system. Through the Coordinated efforts by our each departments, we have passed the "Sira Certification Service ISO9001: 2015" quality management system certification by one-time.

Shenzhen KOC Communication Co., Ltd. is specialized in fiber optic communication product manufacture. Our products range from the basic components to end products, including passive and active categories as follows: Basic Components: Connector kits, Adapter kits, Attenuator kits.

Wenzhou jiahua auto parts Co., Ltd., founded in 2004, is located shore of the sea of wenzhou haicheng, the company focused on the production and the development of the battery cable joint. Currently 80% of our company are exported to European and American developed countries, with the United States\"ADVANCE AUTO PARTS\"and \"RACO\"Danish company has many years of cooperation. The production of Products are mainly in copper, lead, zinc, etc as the main body material.

ONCCY' mission is to become the leading choice for getting started with smart energy, making good technology more impactful by ensuring it's accessible to everyone, and bringing smart solar to the entire world with high-quality products.