Why are there various brands of pharmaceutical companies behind Carrefour?

In addition to owning its own brand, Carrefour has also reached strategic partnerships with authoritative institutions such as Changxing Pharmaceutical, Yue Xian Pharmaceutical and Southern Medical University. As you said, it is the independent brand of the partner. In order to respect the legal protection of partners and brands, it must be marked. All products sold by Carrefour have anti-counterfeiting codes, and friends who are worried can check the anti-counterfeiting codes themselves. I hope my answer can help you solve your doubts.