They need ur technical assistance .You should ensure that what they want u SHOULD provide them.We are already messed up with ur this attitude .This time hitbtc looks really serious about this issue.Stop asking for refund.Tell them its last chance we are giving u chance if u do so and if they don't list it.You will get our help to start a campaign against hitbtc if they still make excuses or delay listing process.Pcoin community if u r still holding coins for more than 10 months u should become active on twitter and other social media to support this coin.