On June 18, 2024, the Changchun International Optoelectronics Expo opened in Changchun, covering 13 industrial directions in five major fields: "chip, light, star, car, and network", comprehensively showcasing China's cutting-edge optoelectronic technology and practical application fields. (Lai Xin She)
Edit:Jia jia Responsible editor:Wang Chen
Source:chinanews.com.cn
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