Yahoo拍

請問：
我在yahoo拍賣中賣一台相機開價15900元，但有個人卻用email回我以下內容…

Hello

Thank for your mail, i will like to buy this item for my son who is currently in Malaysia on research program, Am ready to make the total payment of NT$20,000 for the item including the shipping of the item through { Taiwan Post Office (EMS) }. I will make the payment through bank transfer and the money will be transfer directly to your bank account

kindly get back to me with your bank details as listed below.

Account Holders Name :
Bank Name :
Bank Address :
Bank Account Number :
Swift Code (BIC):
Telephone :

Here is the shipping address for the item to be posted
Name : Kim William
Address : 226 Liberty Glen Loop,
City : Kuala Lumpur
State : Kuala Lumpur
Zip-Code : 86000
Country : Malaysia

Awaiting your reply back

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重點是我只賣15900元，但他卻願意用20000元(連寄到馬來西亞運費)跟我買，請問這會是詐騙嗎?
若我回覆他我的銀行帳號資料會如何呢?
懇請有經驗的大大指教，謝謝 !!