I'm using yinhe pro 01 with fh Jupiter 3 h39 and bh earth 2 medium and I am going to change moon 12 blue for bh for sure but for fh ju3 h39 feels like soft so I wanna go for ju3 h40 or battle 2 gold h40 without using booster. do u have experiences with battle 2 gold h40 is it better than ju3 h39 or ju3 h40 if u have time pls sharing ur experiences. Is there any Chinese rubbers tbetter upgrade for ju3 h39 thanks