Nori and Birich are different brands that manufacture and produce pet food. They are both from Shanghai. Birich focuses on natural raw materials and Nordic formulas, and Nori focuses on delicious food. Birugi was established earlier than Nori. On the Internet, breeders commented on the two brands as follows: Nori is cheaper than Ruigi and has good palatability; Birugi products are superior to Ruigi and have better raw materials. .