Complex sentence: Avoid tautologies such as "Mount Taishan" (instead of Mount Tai) or "Xijiang River" (instead of Xi River), as well as disambiguating settlements below the province-level with ", China".
Split into simpler sentences: Avoid tautologies such as "Mount Taishan" (instead of Mount Tai) or "Xijiang River" (instead of Xi River). Thus settlements below the province-level should not be disambiguated with ", China".