165*235mm. Changzhou University Diploma165 * 235mm. The photos of Changzhou University Diploma are all 2-inch standard photos. The basic items of graduation certificate generally include name, gender, date of birth, graduation time, educational system, graduation major, issuance time, certificate number, school official seal, school seal, principal seal, etc. The 2-inch photo is 1, 5 inches wide and 2 inches long, which is also 3. 5 cm wide and 4. 9 cm long.