英唐智控：公司拟并购标的桂林光隆集成科技有限公司主要产品包括光开关、光保护模块、光衰减器等

Group 1 - The core viewpoint of the article highlights the increasing demand for optical isolators, with a price increase of over 50% since the beginning of the year [2] - The company, Yintan Zhikong, is planning to acquire Guilin Guanglong Integrated Technology Co., which specializes in optical devices including optical switches, optical protection modules, optical attenuators, wavelength division multiplexers, and circulators [2] - The acquisition target's website confirms the presence of optical isolators and Faraday optical components among its product offerings [2]