Hi @khoacr7 welcome to #Hive Blockchain, your going to enjoy your stay on the platform. This a community i will love you to join if you're in Homebuilt RC Model of aircraft and Automobile. To understand more about this community, https://peakd.com/hive-136687/@rcmodelaviation/rc-model-community-is-up-and-running-now

We look forward to hearing all of your amazing engineering creations and all things new about RC models.

Join our discord community - RC Model Community

Also, Join Our Curation Trail HERE

Thank you very much.