Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Nov. 30, 2017	Nov. 30, 2016
Cash flows from operations:
Net (loss) from continuing operations	$ (1,369,359)	$ (426,182)
Net (loss) from discontinued operations	(267,722)	(395,152)
Adjustments to reconcile net (loss) to net cash provided by operating activities:
Stock based compensation	113,039	79,979
Unrealized foreign currency gain (loss)	45,222	(72,803)
Impairment of Asset Available for Sale	70,000	44,858
(Gain)/Loss on disposal of property, plant, and equipment	(3,673)	(17,395)
Depreciation and amortization expense	702,349	671,967
Bad debt expense	9,552	3,935
Deferred income taxes	(572,175)	(29,939)
Changes in assets and liabilities:
Accounts receivable	(499,795)	458,542
Inventories	1,562,630	1,655,084
Income taxes receivable	265,924	79,988
Other assets	(161,358)	(92,356)
Accounts payable	203,795	(26,386)
Contracts in progress, net	87,117	15,762
Customer deposits	311,130	126,398
Income taxes payable	3,100
Accrued expenses	(37,498)	(172,308)
Net cash provided by operating activities - continuing operations	730,000	2,299,144
Net cash provided by (used in) operating activities - discontinued operations	17,399	82,632
Net cash provided by operating activities	747,399	2,381,776
Cash flows from investing activities:
Purchases of property, plant, and equipment	(513,614)	(274,089)
Net proceeds from sale of assets	43,481	1,173,735
Net cash provided by (used in) investing activities - continuing operations	(470,133)	899,646
Net cash provided by (used in) investing activities - discontinued operations	40,936	16,900
Net cash provided by (used in) investing activities	(429,197)	916,546
Cash flows from financing activities:
Proceeds from line of credit borrowings	4,170,530
Repayment of line of credit borrowings	(4,992,114)
Net change in line of credit		675,542
Proceeds from term debt	2,600,000
Repayment of term debt	(2,825,148)	(1,911,506)
Repurchases of common stock	(6,425)
Net cash (used in) financing activities - continuing operations	(1,053,157)	(2,587,048)
Net cash (used in) financing activities - discontinued operations	(116,361)	(94,789)
Net cash (used in) financing activities	(1,169,518)	(2,681,837)
Net increase (decrease) in cash	(851,316)	616,485
Cash at beginning of period	1,063,716	447,231
Cash at end of period	212,400	1,063,716
Supplemental disclosures of cash flow information:
Interest	319,319	274,836
Income taxes	$ 5,627	$ 4,872