For those that haven't already seen it:

https://medium.com/@Waltonchain_EN/waltonchain-march-ama-part-2-79044124195c

Mainnet to drop in March...with only a couple days left in the month that seemed like a typo to me  , but they wrote mainnet coming in march so many times in that AMA that it can't be a typo...so big news should be coming real soon.