Why did China Gold change its name to Gui Zhong Gold?

It seems that "China Gold" has not been changed to "China Gold". 2 1033826 Gui Zhong gold was released at:11-07-1316: 41[only by the author] Q: What is the difference between Gui Zhong gold and China gold?

A: Just like PetroChina and Sinopec, they are brothers of central enterprises. Gui Zhong Gold was established earlier and on a larger scale. Gui Zhong Gold was founded in 1952, and China Gold was founded in 1990s. Youyan Silicon Valley is a listed company of Gui Zhong Gold.

Q: The origin of Gui Zhong's gold name:

A: Gui Zhong Gold belongs to the General Research Institute of Nonferrous Metals. Gold is a precious metal. Gold and precious metals belong to non-ferrous metals. Besides gold and silver, precious metals include platinum, palladium and rhodium. Besides gold, other precious metals are also our strengths. It can be said that all metals except iron are our strong points, so it is called the king of precious metals and the origin of Gui Zhong gold brand.