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RE: What is blockchain? How does this blockchain work?
Congratulations @kingsakib! You have completed the following achievement on the Steem blockchain and have been rewarded with new badge(s) :
 | You made more than 50 upvotes. Your next target is to reach 100 upvotes. |
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To support your work, I also upvoted your post!
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Ok. How can I get many upvote.?