求翻译：下列会议和活动信息是截止至4月20日整理的第一批活动信息，其他活动内容将陆续刊登，如有变化请以京交会网站公布的最新信息为准。是什么意思？

The following meetings and events information is the deadline to April 20, finishing the first activities, other activities will be published are subject to change subject to the latest information published on the website of Beijing intersection.

The following meetings and events information is due on 20 April to organize the first activities of the information content, and other activities will be published, such as a change in Beijing will be posted on the website for the latest information.

正在翻译，请等待...

Information is due to the following meetings and activities on April 20, finishing the first activity information, other activities will be published, if there is any change is subject to the Beijing-securities and Exchange Commission Web site for the latest information.

正在翻译，请等待...