Product features: the combination of natural stocking and particle feeding in Inner Mongolia prairie is selected, and 300-day-old cattle breeding is preferred, which makes beef offal more delicious. Fresh beef offal sauce made by imported German BANSS slaughter line and Icelandic MATEL boneless line was used for slaughter. After many tests, it was processed by 15 process. It is made by adding the secret recipe of Niu Dangdao and natural spices and simmering. The finished product adopts advanced quick-freezing and fresh-keeping technology, which instantly locks the umami flavor of beef offal sauce. Welcome to ask, please adopt.