North Korea has also taken steps to strengthen the so-called “free economic zones”, the “market”, where the Workers’ Party of Korea for several years has rejected Marxism-Leninism, promotes the idealistic theory “Juche”, talks about “Kimilsugism - Kimgyongilism”, violating every concept of socialist democracy, workers’ people’s control, within a regime of nepotism.
https://inter.kke.gr/en/articles/The-International-role-of-China
It’s been the other way arround, before 2015 they supported the DPRK, now they dont.