Pinyin
Pinyin is how Chinese characters, words are pronounced, it is the standard system of romanized spelling for transliterating Chinese. The standard formation of a syllable will be "Initial + Final + Tone".
Initial Consonants
The initials are the consonants at the beginning of a syllable.There are 23 in total.
b
p
m
f
d
t
n
l
g
k
h
j
q
x
zh
ch
sh
r
z
c
s
y
w
Final Vowel of a Syllable(Simple or Compound )
The finals are the vowels and semivowels at the end of a syllable. There are 24 in total.
a
o
e
i
u
ü
ai
ei
ui
ao
ou
iu
ie
üe
er
an
en
in
un
ün
ang
eng
ing
ong
Tones
The tones show you how to pronounce each syllable. There are four pinyin tones in total, marked as first, second, third, and fourth tones.
ā
Flat
á
Rising
ǎ
Falling-Rising
à
Falling
Special Syllable
There are 16 special syllables, these syllables are recognized and read as a whole, which means the initials and finals can not be separated.
zhi
chi
shi
ri
zi
ci
si
yi
wu
yu
ye
yue
yin
yun
yuan
ying