Summary of Conference Call Notes Company and Industry Involved - The discussion centers around **CITIC Telecom** and its subsidiary **Fi-c-o-n-T-EC**, which specializes in photonic and semiconductor automation packaging and testing equipment. Core Points and Arguments - **Optical Testing vs. Electrical Testing**: - Optical testing has a significantly higher barrier to entry compared to electrical testing due to precision requirements. Electrical probes can have an error margin of approximately **5 micrometers**, while optical testing requires an error margin of **0-5 micrometers**, leading to over **50%** optical attenuation if not met [1] - Optical probes require more control dimensions, needing adjustments in **six dimensions** (up/down, left/right, and rotational), compared to the three dimensions (XYZ) for electrical probes, increasing the complexity of control [2] - Active alignment is crucial, as variations in volume after adhesive curing and temperature changes during use can cause micrometer-level deviations, necessitating extensive experience, data, and algorithms for prediction [3] - **Fi-c-o-n-T-EC's Technological Leadership**: - Established in **2001** and headquartered in **Lower Saxony, Germany**, Fi-c-o-n-T-EC is a market leader in the field of photonic and semiconductor automation packaging and testing equipment, with technological advantages recognized globally [1] - The company has developed a proprietary **6-axis coupling engine** that achieves linear precision of **5 nanometers** and angular precision of **2 arc seconds** (1/1800 degrees), with repeatable coupling precision controlled within **20 nanometers**, making it the only supplier to reach such precision in photonic packaging [2] - The **Au-toAl-i-gn** multi-axis calibration technology, combined with a unique visual recognition system and AI deep learning defect detection, enables millisecond-level active alignment, significantly improving coupling efficiency and yield rates compared to competitors [3] - Fi-c-o-n-T-EC is the first to introduce **300mm double-sided optoelectronic wafer testing equipment**, compatible with existing semiconductor ATE architectures, and is the only supplier providing a comprehensive solution from silicon photonic wafer testing to backend coupling packaging [1] Other Important but Possibly Overlooked Content - Fi-c-o-n-T-EC serves as a testing and coupling equipment supplier for major global CPO players, including **NVIDIA**, **TSMC**, and **Broadcom**, indicating its strong industry position and recognition [3]

Group 1 - The State Intellectual Property Office of China has published a patent application by BOE Technology Group Co., Ltd. for a method and device for determining thickness, indicating the company's focus on innovation in image processing and optical testing [1] - The patent application, published under CN120418606A, was filed on November 2023 and involves a method that includes dividing a reference image into multiple regions and determining the thickness of a sample based on clarity and distance [1] - The technology aims to enhance the accuracy of thickness measurement in various applications, which could potentially lead to advancements in the manufacturing processes of electronic devices [1] Group 2 - BOE Technology Group Co., Ltd. was established in 1993 and is based in Beijing, primarily engaged in the manufacturing of computers, communications, and other electronic devices [2] - The company has a registered capital of approximately 3.76 billion RMB and has made investments in 72 enterprises, indicating a strong presence in the industry [2] - BOE has participated in 264 bidding projects and holds 5000 patent records, showcasing its commitment to innovation and development in the technology sector [2]