Is it far from charm hotel at jiujiang road, huangpu dist to pudong airport? About What hours?

It is about 45-50 kilometers between the airport and your hotel. Since you will arrive at the mid night, you are advised to take the airport shuttle bus night line to East Yan’an Road Station Middle Zhejiang Road Station. Afterwards, you can walk about 50 meters backwards and turn left for about 500 meters along North Guangxi Road, and then you may turn right for about 100 meters along Hankou Road to find your hotel. The whole trip will take around 1 hour.
There is an hourly lounge at T2, which is available for 24 hours. If you will arrival too late at midnight, you can have a rest there.