普量能量(00090.HK)涨超240%，公司已认购由HashKey Holdings发行的A系列优先股，认购完成后，该公司在数字资产金融服务公司HashKey中持有最多5%的股权。

Core Viewpoint - Puxiang Energy (00090.HK) has seen a significant increase of over 240% in its stock price following its subscription to Series A preferred shares issued by HashKey Holdings, resulting in a potential ownership of up to 5% in the digital asset financial services company HashKey [1] Group 1 - Puxiang Energy's stock price surged by more than 240% [1] - The company has subscribed to Series A preferred shares from HashKey Holdings [1] - Upon completion of the subscription, Puxiang Energy will hold a maximum of 5% equity in HashKey [1]