Soaring demand from AI data centers has benefited suppliers of optical connections across the globe. Among them is RoboTechnik Intelligent Technology, which supplies assembly and testing equipment for optical systems to companies such as U.S. semiconductor giant Broadcom. While its Shenzhen-listed shares have surged 340% the past year, the company filed for a Hong Kong dual listing on Wednesday. RoboTechnik did not disclose details of its planned dual listing in the filing.