Generally, the ratio of curtain height to curtain head height is 5: 1, but if it is a villa type or ultra-high type house, the ratio will be slightly different. Then the ratio between the waves at the curtain head will be different. Bujia Curtain Training School focuses on curtain production training. You can learn more professional knowledge, faster and simpler production skills, and time-saving and labor-saving production will give you more time to create more value.