Min. Order Reference FOB Price
200 Pieces US$3.00-3.50 / Piece
Product Description
Service performance: Why use calf respirators? After calves are born, the ventilator can be impaired, or there is no breathing, only heartbeat. It is often caused by narrow birth canal, large fetus or incorrect fetal position, and untimely midwifery. It can also be seen during retrograde birth, ...