How many days does it take for Zhengzhou to issue residence permit quickly?

15 days. Official website, a local tyrant in Zhengzhou, inquired that the public security organ should make and issue the residence permit within 15 days from the date of acceptance, so it takes 15 days for Zhengzhou to issue the residence permit quickly. Residence permit is an attempt made by some developed cities in China to learn from the green card system of developed countries, which has accumulated experience for China to formulate skilled migration measures and form the national green card system of China.