Tested Ethernet Adapter:
main@main:~$ lsusb
Bus 002 Device 053: ID 0b95:772b ASIX Electronics Corp. AX88772B
It is not recognized in Redmi 3
The post on https://www.amazon.com/gp/customer-reviews/R29OJQLE8Q8YXV/ref=cm_cr_arp_d_rvw_ttl?ie=UTF8&ASIN=B00RM3KXAU and http://plugable.com/products/usb2-otge100 could mean that AX88772A might work on Redmi3 but not sure..