This wonderful writing challenge and i have also joined this.
My Entry Is Here:
https://steemit.com/hive-139293/@mohammadfaisal/steemit-promotion-challenge-01-how-do-you-introduce-steemit-by-mohammadfaisal-or-or-100-power-up-or-or
The post is also shared on twitter the proof is given below:

https://twitter.com/stylishtiger3/status/1347426334193164288