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CONSOLIDATED STATEMENTS OF CASH FLOWS | 12 Months Ended
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Dec. 31, 2021 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 CNY (¥)
Cash flows from operating activities: |  |  |  |  |  |
Net income / (loss) | $ | $ 989,000 |  | $ 769,000 |  | $ (146,000) |
Adjustments to reconcile net income / (loss) to net cash (used in) / provided by operating activities: |  |  |  |  |  |
Depreciation | $ | 38,000 |  | 49,000 |  | 69,000 |
Loss / (gain) on disposal of property, plant and equipment | $ | 10,000 |  | (1,429,000) |  | 5,000 |
Stock-based compensation expense | $ | 55,000 |  | 54,000 |  | 10,000 |
Non-controlling interests in income / (loss) of subsidiaries | $ | 377,000 |  | (367,000) |  | (64,000) |
Equity in profit of affiliates | $ | (355,000) |  | (435,000) |  | (137,000) |
Deferred tax (credit) / expenses | $ | (145,000) |  | 92,000 |  | 37,000 |
Changes in non-current assets and liabilities: |  |  |  |  |  |
Long-term operating lease obligations | $ | (53,000) |  | (122,000) |  | 216,000 |
Operating lease right-of-use assets | $ | (5,000) |  | 173,000 |  | (406,000) |
Decrease / (increase) in current assets: |  |  |  |  |  |
Accounts receivable, net | $ | (432,000) |  | 387,000 |  | 1,503,000 |
Prepayments and other current assets | $ | 942,000 |  | (766,000) |  | (201,000) |
Contract assets | $ | 128,000 |  | 239,000 |  | 458,000 |
Inventories | $ | (205,000) |  | 244,000 |  | (185,000) |
Increase / (decrease) in current liabilities: |  |  |  |  |  |
Accounts payable | $ | 757,000 |  | (1,520,000) |  | (986,000) |
Other payables and accrued expenses | $ | (8,000) |  | 451,000 |  | (108,000) |
Contract liabilities | $ | 13,000 |  | 194,000 |  | (501,000) |
Income tax payable | $ | 38,000 |  | 4,000 |  | 0 |
Net cash provided by / (used) in operating activities | $ | 2,201,000 |  | (2,035,000) |  | (266,000) |
Cash flows from investing activities: |  |  |  |  |  |
Purchase of property, plant and equipment | $ | (4,000) |  | (11,000) |  | (21,000) |
Proceeds from sale of property, plant and equipment | $ | 0 |  | 1,835,000 |  | 0 |
Dividend received from affiliates | $ | 362,000 |  | 71,000 |  | 0 |
Proceeds from sale of long-term investment | $ | 0 |  | 148,000 |  | 0 |
Purchase of long-term investment | $ | 0 |  | 0 |  | (148,000) |
Net cash provided by / (used in) investing activities | $ | 358,000 |  | 2,043,000 |  | (169,000) |
Cash flows from financing activities: |  |  |  |  |  |
Dividend paid | $ | (1,031,000) |  | (1,299,000) |  |  |
Proceeds from bank borrowings | $ | 782,000 |  | 804,000 |  | 565,000 |
Repayments to bank borrowings | $ | (767,000) |  | (1,008,000) |  |  |
Net cash (used in) / provided by financing activities | $ | (1,016,000) |  | (1,503,000) |  | 565,000 |
Effect of exchange rate changes on cash and cash equivalents | $ | (54,000) |  | (34,000) |  | (7,000) |
Net increase / (decrease) in cash and cash equivalents and restricted cash | $ | 1,489,000 |  | (1,529,000) |  | 123,000 |
Cash, cash equivalents and restricted cash at beginning of year | $ | 5,191,000 |  | 6,720,000 |  | 6,597,000 |
Cash, cash equivalents and restricted cash at end of year | $ | 6,680,000 |  | 5,191,000 |  | 6,720,000 |
Cash breakdown |  |  |  |  |  |
Cash and cash equivalents | $ | 5,269,000 |  | 3,519,000 |  | 5,591,000 |
Restricted cash | $ | 1,411,000 |  | 1,672,000 |  | 729,000 |
Cash and Cash Equivalents, at Carrying Value, Total | $ | 6,680,000 |  | 5,191,000 |  | 6,720,000 |
Supplemental disclosure of consolidated cash flow information: |  |  |  |  |  |
Cash paid during the period for income taxes | $ | 20,000 |  | 0 |  | 0 |
Cash paid during the period for interest | $ | 3,000 |  | 12,000 |  | 4,000 |
Operating leases (disclosed in accompanying Note 3) | $ | 0 |  | 0 |  | 0 |
Non-cash items: |  |  |  |  |  |
Right-of-use assets obtained in exchange for new operating lease obligations | $ | $ 0 |  | $ 0 |  | $ 460,000 |
ZHEJIANG TIANLAN |  |  |  |  |  |
Cash flows from operating activities: |  |  |  |  |  |
Net income / (loss) |  | ¥ 11,285,000 |  | ¥ 15,532,000 |  | ¥ 4,842,000
Adjustments to reconcile net income / (loss) to net cash (used in) / provided by operating activities: |  |  |  |  |  |
Depreciation |  | 6,466,000 |  | 6,359,000 |  | 6,556,000
Loss / (gain) on disposal of property, plant and equipment |  | (39,000) |  |  |  | (39,000)
Decrease / (increase) in current assets: |  |  |  |  |  |
Accounts receivable, net |  | 12,782,000 |  | 26,620,000 |  | 11,432,000
Prepayments and other current assets |  | (5,111,000) |  | 24,472,000 |  | (6,369,000)
Contract assets |  | 20,946,000 |  | (14,932,000) |  | 20,033,000
Inventories |  | (997,000) |  | 3,366,000 |  | 6,208,000
Increase / (decrease) in current liabilities: |  |  |  |  |  |
Accounts payable |  | (3,833,000) |  | 8,423,000 |  | (17,272,000)
Other payables and accrued expenses |  | 681,000 |  | 10,164,000 |  | (8,795,000)
Contract liabilities |  | (9,654,000) |  | (8,763,000) |  | 14,852,000
Net cash provided by / (used) in operating activities |  | 26,163,000 |  | 57,356,000 |  | 36,081,000
Cash flows from investing activities: |  |  |  |  |  |
Purchase of property, plant and equipment |  | (1,381,000) |  | (577,000) |  | (1,584,000)
Proceeds from sale of property, plant and equipment |  | 148,000 |  |  |  | 50,000
Purchase of long-term investment |  | (1,200,000) |  |  |  |
Net cash provided by / (used in) investing activities |  | (2,433,000) |  | (6,595,000) |  | (1,824,000)
Cash flows from financing activities: |  |  |  |  |  |
Dividend paid |  | (13,223,000) |  | (4,606,000) |  |
Proceeds from bank borrowings |  | 13,500,000 |  | 30,000,000 |  | 44,841,000
Repayments to bank borrowings |  | (20,000,000) |  | (36,800,000) |  | (63,000,000)
Net cash (used in) / provided by financing activities |  | (19,723,000) |  | (11,406,000) |  | (47,827,000)
Net increase / (decrease) in cash and cash equivalents and restricted cash |  | 4,007,000 |  | 39,355,000 |  | (13,570,000)
Cash, cash equivalents and restricted cash at beginning of year |  | 50,969,000 |  | 11,614,000 |  | 25,184,000
Cash, cash equivalents and restricted cash at end of year |  | 54,976,000 |  | 50,969,000 |  | 11,614,000
Supplemental disclosure of consolidated cash flow information: |  |  |  |  |  |
Cash paid during the period for income taxes |  |  |  |  |  | 5,237,000
Cash paid during the period for interest |  | 680,000 |  | 1,716,000 |  | 2,258,000
Non-cash items: |  |  |  |  |  |
Net income / (loss) |  | 13,578,000 |  | 13,500,000 |  | 4,358,000
Amortization of intangible asset |  | 255,000 |  | 142,000 |  | 152,000
Amortization of land use right |  | 150,000 |  | 159,000 |  | 149,000
Bad debts written off |  | 0 |  | 0 |  | 5,383,000
Impairment loss on contract assets |  | 1,238,000 |  | 1,399,000 |  | 0
Impairment loss on long-term investments |  | 0 |  | 1,340,000 |  | 0
Impairment loss on property, plant and equipment |  | 0 |  | 2,742,000 |  | 0
Increase in allowance for doubtful accounts |  |  |  |  |  | 2,437,000
Investment loss |  |  |  |  |  | 241,000
Proceeds from deferred government grant |  |  |  |  |  | 2,349,000
Property, plant and equipment written off |  |  |  |  |  | 14,000
Reversal of allowance for doubtful accounts |  | (183,000) |  | (6,463,000) |  | 0
Deferred government grant |  | (1,005,000) |  | 2,545,000 |  |
Deferred tax (liabilities) / assets |  | (666,000) |  | 331,000 |  | 268,000
Short-term investments |  |  |  | 800,000 |  |
Other taxes payable |  | (8,596,000) |  | 5,638,000 |  | (1,577,000)
Current portion of long-term finance lease obligations |  |  |  | (11,263,000) |  |
Tax refund / (paid) |  | ¥ 151,000 |  | (9,223,000) |  | (4,299,000)
Proceeds from investment |  |  |  | 295,000 |  |
Proceeds from sale of partial shareholding in a subsidiary |  |  |  | 137,000 |  | 510,000
Purchase of intangible assets |  |  |  | 1,350,000 |  |
Purchase of short-term investments |  |  |  |  |  | (800,000)
Purchase of subsidiary |  |  |  | ¥ (5,100,000) |  |
Payment of principal obligations under long-term finance lease |  |  |  |  |  | ¥ (29,668,000)

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- Definition Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the purchase of noncontrolling interest during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition The cash inflow from bank borrowing during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow from the sale of investments classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(5)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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- Definition The cash outflow to settle a bank borrowing during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=123431023&loc=SL98516268-108586 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)(a)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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- Definition Amount of unrealized gain (loss) on investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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