1. Introduction to Hanyu Pinyin 汉语拼音
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2. Initials 声母 Shengmu
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2.1 Initials 声母 Shengmu: b p m f
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2.2 Initials 声母 Shengmu: g k h
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2.3. Initials 声母 Shengmu: j q x
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2.4. Initials 声母 Shengmu: zh ch sh r
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3. Finals 韵母 Yunmu
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3.1 Simple Finals: a o e i u ü
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3.2. Finals: Simple Finals, Compound Final, Nasal finals
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4. The 4 Tones 四声 Si Sheng
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