7月10日电，港股普星能量涨超240%，已认购由HashKey Holdings发行的A系列优先股，完成后公司在数字资产金融服务公司HashKey中持有最多5%的股权。

Group 1 - The core point of the article is that the stock of the company, 普星能量, has surged over 240% following its subscription to Series A preferred shares issued by HashKey Holdings [1] - Upon completion of this transaction, the company will hold up to 5% equity in the digital asset financial services firm HashKey [1]