Original's listening room is extraordinary. The reference system when I was there was Thiel CS 2.2s, a pair of Mark Levinson No. 29s, an XLH preamp, and an Original A9.2 CD player.
ETKG is located in what used to be a farming village near GuangZhou. Now it's considered to be in GuangZhou, although, as you can see, the streets retain their rural feel.