Of course it is perfectly valid to send other content formats, such as HTML, plain text, or even images or audio files.

当然发送其他的内容格式也是完全有效的，如HTML、普通文本、甚至图像或者音频文件。

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And China Mobile's users in Beijing and Shanghai will not be able to send text messages if they are found to have sent illegal or unhealthy content.

北京和上海的中移动用户如果被发现发送了存在非法内容或不健康信息的短信，那他们将不能再发短信。

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And China Mobile's users in Beijing and Shanghai will not be able to send text messages if they are found to have sent illegal or unhealthy content.

北京和上海的中移动用户如果被发现发送了存在非法内容或不健康信息的短信，那他们将不能再发短信。

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