The KIA clashed with the CPB; in 1969 Zau Dan and his partisans fought the Kachin, and the KIA in northern Shan State negotiated with CPB Regiments 202 and 303. In 1970, KIA Brigade 2, Regiments 5 and 6 were controlled by Zaw Tu. They smuggled jade to Thailand from Kar Mine and Pha Kant to purchase weapons. China also provided weapons and trained the Phiso Naga in India. Zau Dan provided weapons and trained the Rakhine insurgents, negotiated with Thailand and opened a headquarters in Thanwoo.