| Stamp SN | D233 |
| Stamp Name | Special 233 Protection of Intellectual Property Rights Stamp (1986) |
| Stamp Cat Standard | Special Stamps |
| Stamp Cat | Birds, Economy |
| Issue date | 1986-06-12 |
| Suspersion date | 民國76年06月12日 |
| Dimension of stamps(mm.) | |
| Size of souvenir Sheet (mm.) | |
| Printer | China Color Printing Co. Inc.,R.O.C. |
| Drawer | |
| Designer | |
| Photographer | |
| Engraver | |
| Creative Director | |
| Sheet composition | 10×10 |
| Print color | |
| Process | Deep etch offset |
| Paper | Locally-made mat finished, watermarked stamp paper with gum |
| Back | |
| Perforation | 13 1/2 |
Counterfeiting is an attempt to deceive by forgery. In conjunction with government policy against counterfeiting, this Directorate released a stamp. The design was recommended by the Chinese National Federation of Industries.