One thing.
Valving. I don’t care what you have heard, or who you have spoken too, the China sturts are not valved right for the spring rates, with not enough damper control to fix the poor valving.
All the China stuff is price well for a mild road/weekend car, and people who just want a super dooper low car.
The big name brands have spent years + a fortune on the R&D on there coilovers, why buy the China brand to save $500, when your car already is above a mild build