Thank you davidyao! So we have pretty high certainty for 2020 through 2024.
2020 - Quanzhou: Song and Yuan Maritime Trade Center
2021 - Badain Jaran Desert—Towers of Sand and Lakes [+ Minor Boundary Modification Hubei Shennongjia]
2022 - Ancient Tea Plantations of Jingmai Mountain in Pu'er
2023 - Migratory Bird Sanctuaries along the Coast of Yellow Sea-Bohai Gulf of China (Phase II)
2024 - The Ancient Waterfront Towns in the South of Yangtze River
The "offcial English name" for Quanzhou is 泉州：宋元中国的世界海洋商贸中心（QUANZHOU：EMPORIUM OF THE WORLD IN SONG-YUAN CHINA）