What is new in this service or the mechanism of work, in the sense of how the mixing process takes place, and how strong is the mixing?

Why did you mention the 3-hour period, is it the least, and how do you guarantee money laundering regulations, as it cannot be guaranteed unless your currencies come from mining farms or central financial services, and here it is easy to track.
How does the user ensure that his data will not be recorded?

I am amazed at the number of mixes that come from Russia, is the demand for cryptocurrency that high?