Statement of Comprehensive Income (USD $)	3 Months Ended		9 Months Ended		106 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013
Net loss	$ (11,206)	$ (15,016)	$ (33,811)	$ (38,147)	$ (4,240,036)
Other comprehensive income(loss), net of tax:
Foreign currency translation gain(loss)	(1,196)	(4,496)	(7,989)	(1,345)	(46,020)
Comprehensive loss	(12,402)	(19,512)	(41,800)	(39,492)	(4,286,056)
Comprehensive loss attributable to the noncontrolling interest	2,065	3,295	7,879	5,220	365,982
Comprehensive loss attributable to Chang-On International, Inc.	$ (10,337)	$ (16,217)	$ (33,921)	$ (34,272)	$ (3,920,074)