Again, the answer to this question varies from company to company. And again, testing is the way to find out what works best. Typically, weekends and mornings seem to be times when multiple emails are opened, but since your audience may have different habits, it's best to experiment and then use your data to decide.
春节，大概是一年中「含片量」最高的时刻。，这一点在爱思助手下载最新版本中也有详细论述
，推荐阅读搜狗输入法下载获取更多信息
Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10121-6
Daniel Larlham, Jr.。关于这个话题，51吃瓜提供了深入分析
World of Business