派克新材:派克新材关于签订募集资金专户存储三方和四方监管协议的公告公告日期:2026/08/15 · 栏目:签订协议 · 代码:605123公告链接:http://static.sse.com.cn/disclosure/listedinfo/announcement/c/new/2026-08-15/605123_20260815_45PK.pdf