Shanghai-Based Kuailin Optoelectronics Raises Tens of Millions of Yuan in Angel Round

Kuailin Optoelectronics, a Shanghai Kuailin Optoelectronics Technology Co., Ltd. unit focused on III-V high-speed photodetector chips, has completed an angel funding round worth tens of millions of yuan, according to 36Kr. The round was led by Xiaomiao Langcheng, with Yicun Capital participating; Zhonglan Kechuang served as long-term financial adviser. The company said the proceeds will be used for R&D iteration and sample validation of ultra-high-speed photodetector chips, to accelerate mass production of domestically made photodetector chips and to recruit senior talent. Founded in 2024 in Shanghai, Kuailin Optoelectronics develops InP photodetectors and array products for high-speed optical interconnects used in 800G, 1.6T and 3.2T applications and next-generation data center network architectures such as LPO/LRO and NPO/CPO. Founder Li Linze said the company has completed core technology verification and is advancing mass-production process development and customer sampling, targeting scaled deliveries in 2027; it has also generated early-stage revenue in 6G terahertz high-end chips.