I use my home card. I went to Jiaozhou from downtown Qingdao to attend high school. It is more cost-effective to use the home card-Island City Card.

Together with Laoshan District, Chengyang District is a community.

The other five county-level cities and Huangdao District are independent.

Cross-community calls per minute, 0.3 yuan

0.25 yuan per minute in the community

Monthly caller ID fee in 3 yuan, full-time call in 3 yuan.