مبدل دوگانه  تولیدکنندگان، عرضه‌کنندگان، توزیع‌کنندگان

AVIC JONHON OPTRONIC TECHNOLOGY CO., LTD. held by Aviation Industry Group of China, is the largest provider of interconnection solutions in military defense & high-end manufacture fields in China. JONHON is based in Luoyang and sets up sub-companies and subsidiaries in Xi’an, Shenzhen, Shenyang, Dongguan, Qingdao. In 2007, JONHON was listed in Shenzhen Stock and the stock code is 002179.
Having National R&D Center, Postdoctoral Research Center, and Test Center, JONHON specialized in R&D of optical, electrical, fluid technology and equipments, developing over 300 series and 250000 kinds of connectors. By the end of 2015, JONHON has obtained over 2000 patents, drafted and established over 200 occupation standards, gained the certifications including AS9100, ISO9001(2000), TS16949, ISO14001, OHSAS18001 and many key products past UL, CUL, CE, TUV, CB, etc.
Products are widely used in aviation, aerospace and military field, communication and data center field, railway transportation field, new energy vehicle field, power equipments, petroleum equipments, medical equipments, and other civil high-end manufacturing field, which are exported to more than 30 countries and regions including European countries, the United States, Israel, Australia, Korea, India and etc.
Practicing the purpose of “Contribute to Nation with Aviation Industry, Strengthen the Military Forces and Enrich the People” and implementing the corporate core culture of “honesty and virtue”, JONHON efforts to be the global leading provider of interconnection solutions.

3-K Elektrik befasst sich seit der Gründung 1995 mit Mess- und Schutztechnik in elektrischen Anlagen. Umformung von Messwerten und Überspannungsschutz stehen dabei im Zentrum unserer Leistungen.
Hunderte von Kläranlagen, Pumpwerken, Wasserhochbehältern und Tiefbrunnen sind mit Mess- und Schutztechnik ausgerüstet.
3-K Elektrik - Produkte sind im Traumschiff AIDA, beim Airbus 380, im Emssperrwerk, im Elbtunnel Hamburg, U-Bahn München, im Bundeskanzleramt und im Deutschen Bundestag im Einsatz.