四会富仕：光模块PCB目前主要在国内生产

Group 1 - The company, Four Meeting Fushi (300852), confirmed that its optical module PCB is currently produced mainly in China [1] - The Thai factory is progressing well in terms of technology and is in the preparation stage for mass production [1] - The company aims to ensure the successful mass production of the Thai factory to better serve global customers [1]