南 玻Ａ：目前公司青海高纯晶硅项目处在试生产阶段

Group 1 - The core point of the article is that the high-purity silicon project in Haixi Prefecture, Qinghai Province, which started construction in June 2022 and was expected to be completed by June 2024, is currently in the trial production phase instead of being fully operational [2][3]. Group 2 - The project has an annual production capacity of 50,000 tons of high-purity silicon [2]. - The construction period for the project is set for two years, indicating a timeline that extends into mid-2024 for full production [2].