What If I Paid a Wrong Amount? HUOBI-OTC June 08, 2018 06:45 Updated Please contact our Customer Service (How Can I Contact Customer Service?). Explain your situation and provide us with your order ID, UID, contact details and proof of payment. Related articles Why Haven't I Received Digital Assets After Clicking "I've Paid"? How to Contact the Other Party During A Transaction? What Is Huobi OTC ? What's Their Relationship With Huobi Pro? What If I Come across Problems During a Transaction? How Can I Change the Phone Number That I Have Already Bound? Comments 0 comments Please sign in to leave a comment.