Tp framework intranet access is fast and the internet is slow. how can this problem be solved?

Tp framework intranet access is fast, the internet is slow, the tp framework intranet access is fast, the internet is slow APP_DEBUG = & gt; falseDB_FIELD_CACHE = & gt; trueHTML_CACHE_ON = & gt; true. when the debug mode is disabled and switched on, the access to the web page is still slow. The intranet access to the tp framework is fast, and the Internet access is slow.
Tp framework intranet access is fast, and the internet is slow
APP_DEBUG => false
DB_FIELD_CACHE => true
HTML_CACHE_ON => true.

When the debug mode is disabled and switched on, it is still slow to access the web page. it takes 5-6 seconds to open (non-space speed is slow)
Http://hf711.com/crm_new/index.php

Please advise thinkphp to share with us: falseDB_FIELD_CACHE => trueHTML_CACHE_ON => true. disable the debugging mode and enable the switch. access the network... 'data-pics = ''>
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Have you deleted the _ runtime directory cache?
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Check whether there is any js warning or error on the webpage. use the chrome developer tool to test the time spent on the website.
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Server Error. open the error.
The code is incorrect.