Dear 小梁在路上Worldview, I am writing to enquire about your permission to use your video clip. This is , the Korean TV show which is broadcasted on JTBC(Korean TV channel). With your permission, we'd like to use your video clip for introducing Simatai Great Wall and Wtown. It will be broadcasted at 9PM on 23rd March 2022. Thank you for your kind attention and look forward to hearing from you.