Xie Ruilin, etc. According to the sales information of Yin Xin Gold Store in Yuxian County, as of June 19, 2023, the gold brands sold in the store include Xie Ruilin, China Gold, Lukfook Jewelry, Laofengxiang Gold and Gold Supreme Gold. Yuxian county belongs to Zhangjiakou city, Hebei province. Yuzhou was called one of the "Sixteen States" in ancient times.