qǐng tíqián bǎ wénjiàn shàngchuán dào huìyì diànnǎo shìpín hé zìtǐ xūyào xiànchǎng cèshì

请提前把文件上传到会议电脑，视频和字体需要现场测试。

Please upload the files to the meeting computer in advance; the videos and fonts need to be tested on-site.