晶华新材:晶华新材关于归还临时补充流动资金的募集资金的公告公告日期:2026/08/06 · 栏目:归还募集资金 · 代码:603683公告链接:http://static.sse.com.cn/disclosure/listedinfo/announcement/c/new/2026-08-06/603683_20260806_5I42.pdf