7月28日电，石墨烯电池材料商Graphet美股盘前涨超68%。此前，三星与特斯拉达成新一代电池开发协议。

Core Viewpoint - Graphet, a graphene battery materials company, saw its stock price surge over 68% in pre-market trading following a new battery development agreement between Samsung and Tesla [1] Company Summary - Graphet's stock performance indicates strong market reaction to strategic partnerships in the battery technology sector [1] Industry Summary - The collaboration between Samsung and Tesla highlights ongoing advancements in battery technology, which may influence the competitive landscape and investment opportunities within the battery materials industry [1]