国芯科技：一汽、东风、广汽、比亚迪等车企宣布支付周期不超过60天的举措，有利于改善公司的现金流。

Group 1 - The core viewpoint of the article highlights that automotive companies such as FAW, Dongfeng, GAC, and BYD have announced measures to ensure payment cycles do not exceed 60 days, which is beneficial for improving the cash flow of the company [1] Group 2 - The initiative by these automotive companies is expected to enhance liquidity and financial stability within the industry, potentially leading to better operational efficiency [1] - This move reflects a broader trend in the automotive sector aimed at optimizing supply chain management and financial practices [1]