周二，蔚来(NIO.US)涨4%，报5.231美元。消息面上，3月17日晚，蔚来与宁德时代在福建宁德签署战略合作协议。双方将通过构建覆盖全系乘用车的换电网络、统一行业技术标准、深化资本与业务合作。在此基础上，双方将进行资本合作，宁德时代正在推进对蔚来能源不超过25亿元人民币的战略投资，进一步巩固双方战略合作伙伴关系。

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