Dozens of pandas were moved to Bifengxia from another preserve, Wolong, after its habitat was wrecked by the 2008 quake.

NPR: China Rushes Relief After Sichuan Quake Kills 180

The pandas housed in Ya'an include 40 that were moved there after the 2008 quake damaged the main panda research base in Wolong.

WSJ: Quake Kills More Than 100 in Sichuan