2. Just play for a few minutes and deduct tens of dollars. Call "Mobile" or "Unicom" directly (which card to use for mobile phone).
Don't say where you saw the phone number, just say that you dialed the wrong number, and the fee will be deducted. It shouldn't.
If the number you dialed has two zeros in front of it, don't quote it. You have no common sense. You made the call abroad. According to the second statement, the cost varies from country to country.