Jonhon Huayi (Shenyang) Electronic Technology Co., Ltd. (“Johuayi”) was established through joint investment by several shareholders, including Jonhon Optronic Technology Co., Ltd., Liaoning CRHC Strategic Emerging Industries Fund Partnership, Liaoning Guotiao Strategic Emerging Industries Fund Partnership, Shenyang Xinghua Aviation Electrical Appliances Co., Ltd., and Liaoning Beiyan Railway Technology Development Co., Ltd. Founded in 2008 and headquartered in Shenyang, Johuayi has its branch offices in Luoyang, Guangzhou, Chongqing, Changchun，and Changzhou within China. Johuayi is a provider of comprehensive solutions for sensing and connection technologies in China’s rail transit and high-end manufacturing sectors, and is a national-level high-tech enterprise specializing in the research, development, production, and sales of electrical, optical, and fluid connectors and their assemblies, sensors and their assemblies, and system integration and interconnection products. Utilizing its mature technologies and equipment advantages, Johuayi has mastered the core technologies and manufacturing processes for connectors, sensors, and integrated products in the fields of rail transit and high-end manufacturing. Johuayi boasts a team of technical professionals dedicated to product R&D and production. Johuayi has obtained ISO/TS 22163 International Railway Industry Quality Management System Certification (IRIS) (Silver), GJB 9001C Quality Management System Certification for Equipment, ISO 9001 Quality Management System Certification, ISO 14001 Environmental Management System Certification, ISO 45001 Occupational Health and Safety Management System Certification, EN 15085 Welding Process Quality System Certification, and ISO 50001 Energy Management System Certification. Thanks to its outstanding performance and industry influence in the rail transit sector, Johuayi has been honored with titles such as Liaoning Provincial Industrial Design Center, Liaoning Provincial Enterprise Technology Center, Liaoning Provincial Engineering Research Center, Liaoning Provincial “Specialized, Refined, Unique, and Innovative” SME, Liaoning Provincial Gazelle Enterprise, Liaoning Provincial Manufacturing Single-Champion Enterprise, Liaoning Provincial Science and Technology Progress Award, National “Specialized, Refined, Unique, and Innovative” (SRUI) “Little Giant” Enterprise; thanks to its outstanding performance in the fields of smart manufacturing and green development, Johuayi has been awarded the titles of Liaoning Provincial Digital Workshop and Liaoning Provincial Green Factory. Johuayi specializes in five major technological fields: electrical, optical, fluid connections, sensing, and optoelectronic conversion. Taking into account the specific application requirements of the rail transit and high-end manufacturing sectors, Johuayi has focused on developing heavy-duty, car coupler, signal, high-power, fiber optic, and RF connectors and their components; fluid cooling products such as liquid-cooled connectors, piping, cold plates, and cooling sources; sensor products including temperature, velocity, pressure, vibration, power, and temperature-vibration combined sensors; and integrated products such as jumper boxes, wiring boxes, and integrated equipment cabinets. These products are widely used in various types of vehicles, including locomotives, passenger cars, high-speed trains, urban rail transit, and maglev systems; in different train control systems such as CTCS-0 to CTCS-4, CBTC, and FAO; as well as in the communications, power, electronics, marine, and smart manufacturing, among others. We are committed to driving continuous innovation and development in connectivity and sensing technologies for the rail transit and high-end manufacturing sectors.