INVENTORIES (Tables)

12 Months Ended

Jan. 31, 2013

INVENTORIES [Abstract]

Inventories

Inventories consisted of the following:

	January 31,
	2013		2012
Raw materials	$	13,262,612	$	12,673,210
Work in process		2,966,664		2,808,747
Finished goods		1,641,444		2,365,186
	$	17,870,720	$	17,847,143