ข่าว/Reuters/Weihai Guangwei Composites Says H1 Net Profit Down 8.2% Y/YWeihai Guangwei Composites Says H1 Net Profit Down 8.2% Y/Y28 เม.ย. 202410:40 UTC300699Weihai Guangwei Composites Co Ltd 300699:SAYS H1 NET PROFIT DOWN 8.2% Y/Y