H3Neo probably needs booster. It is very slow without booster, despite the "factory boosting". You can just buy the Haifu Seamoon booster.
Some good blades that I recommend: Sanwei 75 inner, Fang Bo Carbon B2 or B2x, Sanwei F3 Pro, Stuor Harimoto ZLC, Loki Arthur Pro ZLC.
Sanei 75 inner and...