Laser printers can set many fonts or icons.
The printing stick can only print one printing font.
The markings are also different:
1, pure gold: the gold content is not less than 990/ thousand, and it is marked as "Full Gold", "Gold 990", "G990" and "AU990" respectively.
2. Qianjin: The gold content is not less than 999, and it is marked as "Jin 999", "G999" and "AU999" respectively.
The purchase of gold jewelry is as follows:
1. The official tax invoice must be provided, indicating the name, condition and weight of the jewelry for future inquiry.
Most of the jewelry sold in the store comes from Shenzhen and Guangzhou, with novel style and beautiful appearance, but the purity is not necessarily high. There are also jewelry made in Zhejiang, with traditional styles but high gold content.
Baidu encyclopedia-gold jewelry