KuCoin Platform 2.0
KuCoin just released their newest and upgraded platform the Kucoin2.0 a lot of new features on the website and APIs are improved too. they released it a few days ago and they made a free trading fee promotion to any pairing sadly, it ended yesterday. if you use kucoin exchange you might need to check it out because there is a lot of awesome exchange happened on the platform.
Link: https://www.kucoin.com/news/en-KuCoin-Platform-V2-Upgrade-Complete