Shuibei goods are gold jewelry, and the main products of Shuibei are gold, silver and diamonds. These are indeed much cheaper than shopping malls and brands, but jewelry is precious after all, and no matter how cheap it is, it can't be lower than the cost price. Those who want to buy gold at half price can give up.
Jewelry has a broad sense and a narrow sense. Jewelry in a narrow sense refers to jade products. Jewelry in a broad sense should include gold, silver, natural materials, minerals, rocks, creatures, etc. Jewelry, handicrafts or other treasures with certain value are collectively called jewelry.