They just announced that they are zero-risk investment option that gives security to investors, in addition to offering Tachain for anyone who is not satisfied with their project to return the initial investment for the amount of money originally purchased TCHN token after a period of 12 months.
Source:
https://t.me/TAChain_ENThere are two ways to see a "money back guarantee" strategy; either as a statement of confidence and belief in one's product or as an act of desperation to get people to try out your product regardless. With Tachain though, I believe the former to be the case.