It is a medium-sized dog breed originating from Switzerland, belonging to the sheepdog and guard dog. Known for its strong physique, lively personality, and versatile work ability. Strong physique, with a long and slightly slender body, broad chest, and muscular limbs. Very intelligent, easy to train, and very loyal to family members. Has a strong work drive and protective instinct, capable of handling tasks such as shepherding, vigilance, and dragging. Lively and active, requiring sufficient physical activity and mental stimulation, therefore suitable for active families. Being friendly and brave in personality, maintaining vigilance towards strangers, and not showing aggression without reason.