龙蟠科技涨超30%，控股公司与宁德时代签订采购协议，总额逾60亿元。

Core Viewpoint - Longpan Technology's stock surged over 30% following the announcement of a procurement agreement with CATL, with a total value exceeding 6 billion yuan [1] Group 1 - Longpan Technology's share price increased by more than 30% after the news [1] - The procurement agreement with CATL is significant, with a total amount exceeding 6 billion yuan [1]