"Tall version : the diameter of the cup mouth is 7.5cm, and the diameter of the bottom is 9cm

Short version: the diameter of the cup mouth is 9 cm, and the diameter of the cup bottom is 10 cm

The size of each one is different. I just took two for hand measurements at random"

Each piece of implements is the work of repeated deliberation and practice.
Keep doing it by hand, give it a hand temperature,
Adhere to the ancient method of glaze, to make it more distinctive,
Adhere to the original design, continue to the heart of the craftsman from Academy of Fine Arts