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Today in History: Republic of China adopts Gwoyeu Romatzyh for Mandarin

9/26/2025

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Summary

Story summary

On September 26, 1928, the Republic of China officially adopted Gwoyeu Romatzyh as its national romanization system for Standard Chinese. Developed by linguist Yuen Ren Chao and his team, this system uniquely represents the four tones of Mandarin through variations in spelling, distinguishing it from other romanization methods like Wade–Giles and Hanyu Pinyin.

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Story summary

On September 26, 1928, the Republic of China officially adopted Gwoyeu Romatzyh as its national romanization system for Standard Chinese. Developed by linguist Yuen Ren Chao and his team, this system uniquely represents the four tones of Mandarin through variations in spelling, distinguishing it from other romanization methods like Wade–Giles and Hanyu Pinyin.