The best way to invest in the blockchain space. 1, I personally don't think it's Tuncoin, the value of Tuncoin is greater than speculation but not everyone can control their mindset. Tuning coins because your principal is in, just how much it goes up, or down, is more of a human struggle. 2, participate in the pre-valued project for interaction, I think is the best investment in the blockchain field, the interaction cost of the pre-project is also about 100U, if the project is onlin...