There was 5-year long break between STL 30(2014/10) and 31, now it’s back on every Saturday evening 6/15~8/31/2019.
STL31 homepage http://www.cnstl.cn/roundrobin_ptable.aspx?schedule_id=1473
Rep download http://www.cnstl.cn/stl/replay.aspx
2 groups A/B, 17 teams registered, most CN gosu players involved, like Fengzi/Zhanhun/Mihu etc.
Stream:
No regular caster, maybe Sanpao will help to cast in the future.