452376。 According to the postal code database of Quliang Town, xinmi city, Zhengzhou City, Henan Province, Quliang Town belongs to xinmi city, which is in the east of xinmi city, beside the Qinhe River, with an area of 102 square kilometers. There are 29 villages, 3 14 villagers' groups with a population of about 70,000. Excellent geographical location and convenient transportation. It is close to the central city of Zhengzhou, only18km away from Xinzheng Airport, with the zip code of 452376.