chapter 304 unprecedented

"this……" The middle-aged alchemists present were all shocked, staring in disbelief at the steaming Jingyuan Dan in Gabriel Chen hand... Lu Yao couldn't help but go up and look closely at the Jingyuan Dan that the young man had refined in just half an hour... "This...this pattern...?" Suddenly, his old face was startled, and he came closer and stared at the clear lines on the pill. Lu Yao couldn't stop his heart beating wildly. He couldn't believe it and exclaimed, "This...is this...