Bittop is an exchange that has no information to prove that the Exchange is a good project. It's looks like a Exchange that provides good investment policy, but this features cannot be a safe way to invest, because this Exchange those not support any cryptocurrency and has not been used by any investor before. The exchange is not known to user's, and it has a fake license and very poor white paper
This Exchange can never be too good because it has been abandoned because it it lack of success to become one of the greatest Exchange of All time. But as it stands the Exchange has no trading features
Bittop Exchange also says in one of it's social media reviews that it empowers user's with the best investment policy. All this is a lie, it doesn't support any good, it will only crash your investment. You can search for the white paper and read about it and also check it's policy and license. There no advantage regarding this Exchange.