天奈科技：QuantumScape是公司的客户，目前对我司产品采购以单壁碳纳米管为主

Group 1 - QuantumScape's core raw materials do not include carbon nanotubes or single-walled carbon nanotubes [2] - TianNai Technology (688116.SH) confirmed that QuantumScape is a customer of the company [2] - The primary procurement from TianNai Technology by QuantumScape focuses on single-walled carbon nanotubes [2]