1, different in nature: Yulong is the seed material of Hetian jade and belongs to nephrite. Xuelongyu is located in the purple andesite belt in Chifeng, Inner Mongolia, and was formed by crustal changes and fissure deposits in the volcano.

2. Different appearance: Jade Dragon is mainly light green, gray green and dark green, with delicate and moist texture and strong sense of grease. Blood dragon jade is mainly red in color, hard in texture and clear in texture.