“Xinjiang separatist forces” are Islamic jihadists who are dedicated to establishing an Islamic Sharia state in Xinjiang. Now the Chinese government has identified them as having perpetrated this mass murder attack, as I noted here. “Kunming violence launched by Xinjiang separatist forces,” from Xinhua, March 2:
KUNMING, March 2 (Xinhua) — Evidence at the crime scene showed that the Kunming Railway Station terrorist attack was carried out by Xinjiang separatist forces, the municipal government said Sunday.