Chow Tai Fook and Zhou Dasheng must be fine. Both brands are big, but the other two are unclear ~ ~ ~
In short, it's all about making wine.
Just belong to the same group.
This is called a deck of cards. They all claim to be Hong Kong brands, because it is easy to handle, as long as they are registered in Hong Kong. The real big brands in Hong Kong are Chow Tai Fook, Zhou Shengsheng, Lukfook and Xie Ruilin ... Although there are many branches in Leofoo, it is reported that the gold content there is not enough. It's better to choose a big brand to buy jewelry, although it's a little expensive.