That's the Chinese nickname for the iPhone 5s in a special edition gold color, which was released in 2013、The name (tǔ háo jīn) literally translates to soil hero gold or earthly rich gold, but it's often colloquially referred to as champagne gold or simply gold in English.
The iPhone 5s was a significant upgrade to the iPhone 5, featuring a faster A7 processor, improved camera, and fingerprint recognition technology known as Touch ID、The gold color option was a new addition to the iPhone color palette, joining the traditional silver and space gray options.
The 土豪金 nickname reflects the luxurious and premium feel of the gold iPhone 5s, which was seen as a status symbol in China and other markets、It was indeed a popular choice among consumers who wanted a highend device that exuded style and sophistication.