How is Hangzhou Wang Quan Technology doing in SEO optimization of search engines?

The difference between Baidu bidding and search engine optimization is that you should always have money in your account, because clicking will deduct money, and your competitors or others will be charged for wrong clicking. Without money, the ranking will come down. Optimization is also the first page, only the difference between the top five and the bottom ten. For example, our company now charges according to the effect, Baidu homepage clicks on the free ranking service, and the number of words is charged by the day, and clicking is free. Use prepaid mode to realize Baidu homepage, which is displayed all day in China.