"China's 'big three' State-run airlines ask Boeing for compensation"
Boeing is not going to like that... If I were them, I'd probably write off the "737" model completely. I've heard from several people already they will choose a different flight if they see any 737 model, regardless of which variant it is.
http://www.ecns.cn/business/2019-05-22/detail-ifziqifn8552083.shtml