C219 Green emperor's longevity formula

When Grandmaster Jiang heard that Ye Qing was willing to let him go, he was slightly startled and hurriedly took out a gray crystal stone from his chest pocket.

"Master Ye, Master Ye, please take a look at this."

Great Master Jiang knelt on the ground and moved his knees to stand in front of Ye Qing. He then handed the crystal over with both hands.

'Yin Crystal? '

Ye Qing