How to apply for a tourist visa to Britain? Is there an intermediary?

You can apply for an intermediary. The visa in the UK is relatively difficult and the requirements are relatively high. You'd better go to an intermediary for the first time. I refused my visa for the first time, and then I went to Beijing Kailan. I am really a professional intermediary. I made a few low-level mistakes myself and recommend them to you. Instead of refusing a visa and spending visa fees, it is better to find a reliable intermediary once.