| brand | Hao Youliang |
| Shell material | plastic |
| Specification | 252 |
| Ink supply system | Rotation |
| Part Number | 521 |
| Nib material | Iridium |
| Packaging | Single |
| Trade attributes | Domestic Trade |
| Printing LOGO | Can |
| Processing customization | yes |
| model | 521 |
| Imported or not | no |
| written | 0.8 curved tip, 0.5 large tip, 0.38 large tip, 0.38 dark tip |
| Main downstream platforms | Amazon, AliExpress |
| Main sales areas | South America, North America |
| Have a licensed private label | yes |
| Whether it is a dedicated source of goods for cross-border export | yes |
| Gift giving purpose | Advertising Gifts |
| Is it a gift? | Yes, business gift |
