according to the new traffic regulations, motor vehicle drivers should apply to dmv, the place where the motor vehicle driver's license is issued, for replacement within 9 days before the expiry of the motor vehicle driver's license. When applying, an application form shall be filled in, and the identity certificate of the motor vehicle driver, the motor vehicle driver's license and the physical condition certificate issued by the medical institution at or above the county level or at the regimental level shall be submitted. \xd\ Hospitals for physical examination are generally designated in dmv. Some driver's license registration points have doctors stationed by "medical institutions at or above the county level", so they can do physical examination and fill out the Certificate of Physical Condition of Motor Vehicle Drivers on the spot. \xd\ The main items of physical examination for driver's license renewal are as follows: \xd\1. Height: those who apply for the driver's license of large buses, tractors, city buses, large trucks and trolleybuses are more than 155 cm in height. For medium-sized passenger cars, the height is more than 15 cm; \xd\2. Vision: The naked vision or corrected vision of both eyes shall reach logarithmic visual acuity table 5 if the applicant applies for a large bus, tractor, city bus, medium-sized bus, large truck, trolley bus or tramcar. Above . Apply for other driving models, and the naked vision or corrected vision of both eyes reaches logarithmic visual acuity table 4. More than 9; \xd\3. Color discrimination: no red-green color blindness; \xd\4. Hearing: The direction of sound source can be distinguished when the ears are 5 cm away from the fork; \xd\5. Upper limbs: the thumbs of both hands are sound, the other fingers of each hand must be sound, and the motor functions of limbs and fingers are normal; \xd\6. Lower limbs: motor function is normal. To apply for driving a manual transmission car, the unequal length of lower limbs shall not be more than 5 cm. To apply for driving an automatic car, the right lower limb should be sound; \xd\7. Trunk and neck: no motor dysfunction. \xd\