K-Smart Panel | Yashiwei Metro Creative Advertisement at Hangzhou

Creative ideas for the K-Smart Panel from Hangzhou Metro. The K-Smart Panel covers subway lines in cities across the country, including Guangzhou, Beijing, Shanghai, Shenzhen, Nanjing, Guiyang, Nanning, and other lines. The national coverage rate is as high as 90%. Many subway lines the designated cooperative brand of the operator!