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Not sure if they are steemers, but their cofounder actually repliead to this on Twitter, check it out:
https://twitter.com/dahongfei/status/878231381951660032

dahongfei Da Hongfei tweeted @ 23 Jun 2017 - 12:40 UTC

I just finished reading this post and will share it with the team. I think those suggestions are very valuable. OP… twitter.com/i/web/status/8…

Disclaimer: I am just a bot trying to be helpful.