C1012 You Pay My South
The casket that Yue Zitong specially ordered for Lee Nanfang was made of pure white jade.
According to the hardness of the object, the hardness of the jade could be considered very good.
But don't forget that the casket itself is hollow. Anything that is hollow inside is not as solid as the inside.
Therefore, when Yue Zitong was caught off guard