I'd go with name brands only unless they are a pioneer in some new area.
LED is great for veg and scrog or short sog. Light is a wave of vibrating particles. Lose some spectrum (a range of vibrations) and the whole wave loses potency of effect. Mostly in penitration.
Look into cmh 630s. Excellent for flowering or oreflowering veg. Too much for seedlings and mother plants unless you are a big rich fancy dealer. Otherwise why choose a 600 hps over 639 cmh? Cmh outperforms hps.
What attachment society has in our estimation of our view of our sense of self, is certainly powerful. To reject societies view is a search for higher meaning in all the chaos and apparent order to our experience. The conclusion will be long after we are gone. It appears much else other than search is but chaos. To say it's found implies attachment. Freedom is not attachment, ye all things are bound. Nothing is without consequence so meditate on reactions obtaining higher understanding of the formations. Less reaction, less consequence. Somewhere there is law, there is karma. To be less of an actor and more of a witness. Just watching the structures do their business.