Organization and Business Background (Details 1) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Current Assets
Cash and bank balances	$ 4,805,861	$ 8,474,809
Restricted cash		3,642,616
Accounts receivable	2,775,304	2,876,632
Inventories	7,010,419	2,923,516
Prepayments and other current assets	5,982,730	6,241,299
Total current assets	20,574,314	24,158,872
Property, plant, and equipment, net	153,108,508	167,829,716
Deferred tax asset non-current	9,827,679	8,277,091
Other non-current assets	45,273,629
Total Assets	231,404,645	203,076,010
Current Liabilities
Short-term bank loans	6,362,312	11,802,075
Accounts payable	857,218	629,054
Notes payable		3,642,616
Due to related parties	766,544	413,336
Accrued payroll and employee benefits	239,501	213,536
Other payables and accrued liabilities	51,062,036	10,222,796
Income taxes payable	1,332,680	219,305
Total current liabilities	61,014,652	29,634,267
Loans from credit union	6,701,636	4,706,259
Loans from a related party	2,120,771	2,185,569
Total liabilities	69,837,059	36,526,095
Dongfang Paper [Member]
Current Assets
Cash and bank balances	4,653,347	8,328,980
Restricted cash		3,642,616
Accounts receivable	2,775,305	2,876,632
Inventories	6,993,427	2,906,004
Prepayments and other current assets	5,980,094	6,219,395
Due from related parties
Total current assets	20,402,173	23,973,627
Property, plant, and equipment, net	140,192,154	153,302,061
Deferred tax asset non-current	8,255,552
Other non-current assets	45,273,629	6,711,412
Total Assets	214,123,508	183,987,100
Current Liabilities
Short-term bank loans	6,362,312	11,802,075
Current portion of long-term loans from credit union	240,354	189,416
Accounts payable	857,218	629,054
Notes payable		3,642,616
Due to related parties	447,414	203,188
Accrued payroll and employee benefits	235,950	208,660
Other payables and accrued liabilities	51,062,006	10,222,766
Income taxes payable	1,332,680	219,305
Total current liabilities	60,537,934	27,117,080
Loans from credit union	4,510,173	4,706,259
Loans from a related party	2,120,771	2,185,569
Total liabilities	$ 67,168,878	$ 34,008,908

The amount of current portion of long-term loans from credit union.

No definition available.

Name:	itp_CurrentPortionOfLongTermLoansFromCreditUnion
Namespace Prefix:	itp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).