We will show at the WDAS 2018 World Digital Assets Summit in Singapore on 30.Apr ! Come to meet us !
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#Blockchain #IoT #crypto #Ruff #RuffChain
https://steemit.com/blockchain...
我们将于 4 月 30 日在新加坡举行的 WDAS 2018 世界数字资产峰会上展示！来见我们！
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