2. The Chinese input method according to claim 1 , wherein “no entry” is used to express the first tone (level tone) of Putonghua or Mandarin, the key j is used to input the second tone (rising tone) of Putonghua or Mandarin, the key q is used to input the third tone (falling-rising tone) of Putonghua or Mandarin and the key x is used to input the fourth tone (falling tone) of Putonghua or Mandarin.
2. The Chinese input method according to claim 1 , wherein “no entry” is used to express the first tone (level tone) of Putonghua or Mandarin, the key j is used to input the second tone (rising tone) of Putonghua or Mandarin, the key q is used to input the third tone (falling-rising tone) of Putonghua or Mandarin and the key x is used to input the fourth tone (falling tone) of Putonghua or Mandarin. 6. The Chinese input method according to claim 2 , wherein said input method further comprises the step of: when the Western keyboard or keypad is used to input the syllables of the Chinese characters, using letters e and v to substitute the two letters e and ii respectively in the Pinyin System, wherein the substitution enables implementation of the input method on a pure English keyboard.