客户集中度逐年上升进一步加剧经营风险。报告期内，公司前五大客户贡献销售收入占主营业务收入的比例分别为28.52%、32.69%、39.88%及42.35%，呈上升趋势，其中来自最大客户比亚迪收入占比从2022年的11.37%上升至2025年上半年的17.03%。
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。业内人士推荐新收录的资料作为进阶阅读
Now, this seems to suggest that a locomotive towing a bunch of cars would have to be more massive than all the cars put together. That would be true if the cars were using static friction—but they aren't!。关于这个话题，新收录的资料提供了深入分析
SHA256 (FreeBSD-14.4-RELEASE-riscv-riscv64-memstick.img) = 8567c36dd7e9aa4fb4cfc47db5d4c541e1762fe43810f269b909325448028ffc，这一点在新收录的资料中也有详细论述