Chapter 518 The incredible new task

sits on the plane and looks at the information given by the old ghost. This time, the information points to the same group. For this group, the research is about a kind of jade industry, and this kind of jade has great benefits for the human body, even to some extent, can prolong the life of human beings, precisely because of this. For this reason, the stone is very precious, and through scientific display, for this kind of thing, science can only give benefits to human body, but the specific composition, but can not be detected, only that this kind of stone, on the...