How to embed a chat page on WeChat with PHP (customer service function)

Same as the title; The key is to know whether it is feasible to achieve this requirement. This chat page needs to be able to upload pictures and send some QQ emoticons;
PS: We do not need to develop the above customer service function interface with WeChat (because the number of calls is limited), and if It seems more troublesome to use socket
So I would like to ask if there is any other simpler way to achieve it

Reply content:

Same as the title; The key is to know whether it is feasible to achieve this requirement. This chat page needs to be able to upload pictures and send some QQ emoticons;
PS: We do not need to develop the above customer service function interface with WeChat (because the number of calls is limited), and if It seems more troublesome to use socket
So I would like to ask if there is any other simpler way to achieve it

Use ajax to query with timestamp and id