Vehicle registration plates of Daidieu

Vehicle registration plates of Daidieu generally take the form XX-#### for vehicles, with XX being two Bopomofo characters, and #### being a random 4-digit number. Standard license plates have black characters on white background. Plates measure 285 x 210 mm.



Pre-1975
Prior to the independence of Daidieu in 1954, plates followed the French Indochina format. Plates were white-on-black with the XXX#### format. XXX was the location code. while #### was the serial number. After 1954, the location code was changed to the Vietnamese name. During the Vietnamese occupation of Daidieu, the format remained unchanged due to its resemblance to the Vietnamese format at the time.

1975–2011
In 1975, the plates were changed black-on-white. The format was also revamped, with the new format changing to NNX-####. NN represents the province/municipality, X was a Bopomofo character, and #### were digits. The two-digit codes refer to the various provinces of Daidieu.

2011-present
On 21 March 2011, Daidieu considered a major revision of license plates, effective 1 April 2011. The plates measure 285 by 210 mm. The format was also changed, with the province codes abolished in favor of the province name being displayed to the right of the flag of Daidieu, and the sequence changing to the XX #### format, with X being a Bopomofo character and # being a digit. The font was changed to ITC Avant Garde. At the top, a blue stripe with the text "大趙" to the left of the flag of Daidieu in the center, and the province name was added.

Other plates

 * Cars owned by the government, governmental organizations, or diplomatic plates (excluding military) - White on blue with 政府X-#### (e.g. 政府ㄌ-80517)
 * Private vehicles - Black on white with ####-XX format (e.g. 4858ㄘㄜ)
 * Construction vehicles - Black on yellow with ####-XX format (e.g. 2510ㄠㄥ)
 * Military cars - White on red with X-####X format (e.g. ㄖ-5178ㄚ)
 * Foreigner-owned cars - Black on white with XX-#### format (X could be a letter) (e.g. PH-8162 or BJ-2850)
 * Diplomatic plates - Black on white with 外交-XXX#### format, with XXX being the country code (e.g. 156 for Vietnam). International organizations also have the same format as diplomatic plates, with 300-315 being assigned to UN organizations and 400-405 being assigned to regional organizations, with the sole exception of ASEAN (00).