feeling frustrated of my vaping hardware...plx help :(

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Hi guys, I've been vaping for 1.5 year.
My first tank is Melo Tank 3 mini, it uses pre-made factory coil and never have leak problems.
Then few months ago I bought The Troll RTA, and I'm not satisfied at all, I build it with 26G Nichrome wire, 6 wraps, dual coil, vaping at 30-40W. It makes BETTER cloud but the flavor is not there comparing with the Melo 3 mini. I went to few local shops and they all said my build is perfect. I've also watched numbers of youtube videos....
Then...

feeling frustrated of my vaping hardware...plx help

feeling frustrated of my vaping hardware...plx help :(