Hong Kong to Beijing
https://www.cnn.com/2024/06/16/travel/high-speed-sleeper-train-hong-kong-beijing-shanghai-intl-hnk/index.html?fbclid=IwZXh0bgNhZW0CMTEAAR1aZb--o1TGQsigsNgbz5b5ym5e1wkWh_O7rlmyrODBMespYw_URRZn0_o_aem_ZmFrZWR1bW15MTZieXRlcw