After the girl in black found her lost dog, she wanted to take out 500 yuan to bring it back, but the woman in blue who picked up the dog was unwilling, and offered 1,000 yuan to return the dog to the girl in black, but the girl in black did not

After the girl in black finds her lost dog

I want to take out 500 yuan to bring it back

Unexpectedly, the woman in blue who picked up the dog was unwilling and offered a price of 1,000 yuan

before he was willing to return the dog to the girl in black,

The girl in black cried helplessly, saying that if I don't kneel down and beg you

and said that his monthly living expenses are only 1,000 yuan

After calling the police: the police "can only coordinate, not force restitution"

However, according to the Public Security Administration Punishment Law

If the value of the lost property reaches the standard for filing a case for the crime of extortion, the case may be filed as the crime of extortion, and if it does not meet the requirements, the "Public Security Administration Punishment Law" may be applied to punish him accordingly.

Why didn't the police accept the "Public Security Administration Punishment Law" to punish the woman in blue accordingly?