Consolidated Balance Sheets - KRW (₩) ₩ in Thousands	Dec. 31, 2017	Dec. 31, 2016
CURRENT ASSETS:
Cash and cash equivalents	₩ 109,316	₩ 157,971
Short-term financial instruments	338,000	65,000
Accounts receivable, net of of allowance for doubtful accounts of 11,226,700 and 5,830,000, as of December 31, 2017 and 2016, respectively	480,673	307,116
Inventories	6,200	231,290
Loans to related parties	164,000	164,000
Other current assets	65,087	68,972
Total Current Assets	1,163,276	994,349
Property and equipment, net	59,808	24,987
Goodwill	1,430,625	1,430,625
Intangible assets, net	403,053	507,239
Deposits	120,499	87,798
Total Assets	3,177,261	3,044,998
CURRENT LIABILITIES:
Accounts payable	1,129,854	956,395
Nontrade payables	1,131,517	1,167,347
Other current liabilities	193,048	287,615
Short-term borrowings	2,789,886	2,632,725
Loans from related parties	18,895
Current portion of long-term debt	245,240	120,000
Total Current Liabilities	5,508,440	5,164,082
Long-term debt	684,760	730,000
Loans from related parties		221,505
Accrued benefit pension liability	930,098	880,656
Total Liabilities	7,123,298	6,996,243
Commitments and Contingencies (Note 14)
Temporary Equity - Redeemable convertible preferred stock		636,007
STOCKHOLDERS' DEFICIT :
Common stock, $0.001 par value, 300,000,000 shares authorized, 245,286 shares issued and outstanding as of December 31, 2016; $0.001 par value, 100,000,000 shares authorized, 22,061,317 shares issued and outstanding as of December 31, 2017	25,265	21
Additional paid-in capital	6,577,829	3,327,413
Other comprehensive loss	(56,593)	(73,138)
Accumulated deficit	(10,492,538)	(7,841,548)
Total Stockholders' Deficit	(3,946,037)	(4,587,252)
Total Liabilities and Stockholders' Deficit	₩ 3,177,261	₩ 3,044,998