check. First select the high-product species, check the species purity of the breeder farm and the production performance of the breeder, and whether the breed is bred according to the matching system and follow the breeder farm acceptance regulations. Check the breeding management level and hatching level of the breeder farm, understand the immunization program and antibody level of the breeder chickens, and whether the breeder farm has had an infectious disease. Look. It mainly depends on whether the hatching time of chicks is normal, whether the size is uniform, whether the mental state is good, and whether it meets the characteristics of breeds. High quality chicks have great eyes, prominent outwards, responsive, lively and active, moderate length, cleanliness, cleanliness, uniform and rich luster, clean anus, moderate and flat abdomen, good umbilical healing, dryness, villi covering, No blood, blemishes, legs, toes, wings, no deformity, well developed. The poor chicken is apathetic, shrinking his head and eyes closed, legs and feet dry, standing unsteady, unresponsive to the surrounding environment and sound, not loving activities, and being cold. Fluffy filthy, lack of luster, sometimes very short or missing villi, yellow and white stools around the anus, abdomen enlargement, prominent, indicating that the yolk malabsorption, umbilical healing is not good, moist, there are bleeding marks, lack of villi covering, obviously exposed Thin and weak. listen. Mainly listen to chicks cry. Good and healthy chicks are loud, crisp and short; weak chicks are croaking, dumb, or screaming, but they must be distinguished from the buzzing caused by adverse environmental conditions such as high temperatures, water shortages, and cold. touch. Hold the chick in your hand, and touch the fat, the size of the abdomen, the absorption of the yolk, and the condition of the body. The healthy chicks felt struggling, well-balanced, moderately weighed, flat and soft on the abdomen, and moderate in size, indicating that the yolk was absorbed and the umbilical cord healed well. Weak young hands feel weak, weak, soft, and the abdomen expands. Face Shield,Kn95 Face Mask,5 Ply Face Mask,Non Woven Face Mask YIWU CHUANGCHENG IMPORT&EXPORT CO.,LTD , https://www.tradingsix.com