SEGMENT INFORMATION

6 Months Ended

12 Months Ended

Jun. 30, 2023

Dec. 31, 2022

Segment Information

SEGMENT INFORMATION

3. SEGMENT INFORMATION

Operating segments are identified on the basis of internal reports about components of the Group that are regularly reviewed by the Group’s management and the Company’s Board of Directors for the purpose of resource allocation and performance assessment.

Management assesses the performance of operating segments based on profit or loss before income tax in related periods. The manner of assessment is consistent with that applied in these financial statements.

As of June 30, 2023, the Group’s two reportable operating segments are summarized below:

- Wastewater treatment segment, which consists of sales of assembled equipment, provision of construction services and participating in PPP projects as operator;

- Exploration and mining segment, which consists of the exploration for lead, silver, lithium and other metals;

Deferred tax assets, income tax payable and deferred tax liabilities are excluded from segment assets and segment liabilities. The Group had neither sale of products nor provisions of services between the operating segments.

For the six months ended June 30, 2022, the segment results were as follows:

	Wastewater treatment			Exploration and mining			Corporate activities			Total
		CNY			CNY			CNY			CNY
Six months ended June 30, 2022 (Unaudited)
Revenues from external customers		16,072			—			—			16,072
Segment profit before income tax		3,784			245			1			4,030
Income tax expenses											(357	)
Profit for the period											3,673
Other items
Depreciation of property, plant and equipment		(114	)		(26	)		(1	)		(141	)
Depreciation of right of use assets		(347	)		—			(360	)		(707	)
Amortization of intangible assets		(404	)		—			—			(404	)
Impairment (losses)/reversal on financial assets
- Trade receivables		(1,936	)		—			—			(1,936	)
- Contract assets		41			—			—			41
- Other receivables		—			—			(1,077	)		(1,077	)
Other income		30			700			1			731
Fair value gain on financial instruments		—			—			559			559
Finance costs		(1,799	)		(1	)		(22	)		(1,822	)
Finance income		7,857			—			1,519			9,376

For the six months ended June 30, 2023, the segment results were as follows:

	Wastewater treatment			Exploration and mining			Corporate activities			Total
		CNY			CNY			CNY			CNY
Six months ended June 30, 2023 (Unaudited)
Revenues from external customers		12,216			—			—			12,216
Segment profit (loss) before income tax		353			(73	)		(7,914	)		(7,634	)
Income tax expenses											(1,827	)
Loss for the period											(9,461	)
Other items
Depreciation of property, plant and equipment		(103	)		(2	)		(1	)		(106	)
Depreciation of right of use assets		(359	)		—			(354	)		(713	)
Amortization of intangible assets		(395	)		—			—			(395	)
Impairment (losses)/reversal on financial assets
- Trade receivables		(388	)		—			—			(388	)
- Contract assets		(3,546	)		—			—			(3,546	)
- Other receivables		—			—			(6,829	)		(6,829	)
Other income		142			500			—			642
Fair value loss on financial instruments		—			—			(86	)		(86	)
Finance costs		(1,884	)		(1	)		(45	)		(1,930	)
Finance income		4,702			—			3,399			8,101

For the six months ended June 30, 2023, the segment results were as follows (continued):

	Wastewater treatment			Exploration and mining			Corporate activities			Total
		US$			US$			US$			US$
Six months ended June 30, 2023 (Unaudited)
Revenues from external customers		1,684			—			—			1,684
Segment profit(loss) before income tax		49			(10	)		(1,091	)		(1,052	)
Income tax expenses											(252	)
Loss for the period											(1,304	)
Other items
Depreciation of property, plant and equipment		(14	)		—			—			(14	)
Depreciation of right of use assets		(49	)		—			(49	)		(98	)
Amortization of intangible assets		(54	)		—			—			(54	)
Impairment (losses)/reversal on financial assets
- Trade receivables		(53	)		—			—			(53	)
- Contract assets		(489	)		—			—			(489	)
- Other receivables		—			—			(942	)		(942	)
Other income		20			69			—			89
Fair value loss on financial instruments		—			—			(12	)		(12	)
Finance costs		(260	)		—			(6	)		(266	)
Finance income		648			—			469			1,117

The following table presents the asset and liability information of the Group’s operating segments as of December 31, 2022, and June 30, 2023:

	Wastewater treatment		Exploration and mining		Corporate activities		Total
		CNY		CNY		CNY		CNY
As of December 31, 2022 (Audited)
Segment assets		312,229		286		87,476		399,991
Reconciliation:
Elimination of inter-segment receivables								(80,000	)
Total assets								319,991
Segment liabilities		107,096		3,298		96,140		206,534
Reconciliation:
Elimination of inter-segment payables								(80,000	)
Unallocated liabilities:
Deferred tax liabilities								5,276
Income tax payable								10,732
Total liabilities								142,542

	Wastewater treatment		Exploration and mining		Corporate activities		Total
		CNY		CNY		CNY		CNY
As of June 30, 2023 (Unaudited)
Segment assets		313,098		255,233		80,522		648,853
Reconciliation:
Elimination of inter-segment receivables								(80,000	)
Total assets								568,853
Segment liabilities		113,448		258,436		92,368		464,252
Reconciliation:
Elimination of inter-segment payables								(80,000	)
Unallocated liabilities:
Deferred tax liabilities								5,266
Income tax payable								11,729
Total liabilities								401,247

The following table presents the asset and liability information of the Group’s operating segments as of December 31, 2022, and June 30, 2023(continued):

	Wastewater treatment		Exploration and mining		Corporate activities		Total
		US$		US$		US$		US$
As of June 30, 2023 (Unaudited)
Segment assets		43,165		35,188		11,101		89,454
Reconciliation:
Elimination of inter-segment receivables								(11,029	)
Total assets								78,425
Segment liabilities		15,640		35,633		12,734		64,007
Reconciliation:
Elimination of inter-segment payables								(11,029	)
Unallocated liabilities:
Deferred tax liabilities								726
Income tax payable								1,617
Total liabilities								55,321

3. SEGMENT INFORMATION

Operating segments are identified on the basis of internal reports about components of the Group that are regularly reviewed by the Group’s management and the Company’s Board of Directors for the purpose of resource allocation and performance assessment.

Management assesses the performance of operating segments based on profit or loss before income tax in related periods. The manner of assessment is consistent with that applied in these financial statements.

As of December 31, 2022, the Group’s two reportable operating segments are summarized below:

- Wastewater treatment segment, which consists of sales of assembled equipment, provision of construction service and participating in PPP projects as operator;

- Exploration and mining segment, which consists of the exploration of lead, silver and other metals in the Inner Mongolia Autonomous Region of the PRC and the trading of copper ores products;

Deferred tax assets, income tax payable and deferred tax liabilities are excluded from segment assets and segment liabilities. The Group had neither sales of products nor provisions of services between the operating segments.

For the year ended December 31, 2020, the segment results were as follows:

	Year Ended December 31, 2020
	Wastewater treatment			Exploration and mining			Corporate activities			Total
	CNY			CNY			CNY			CNY
Revenues from external customers		35,631			6,867			—			42,498
Segment (loss)/profit before income tax		(112	)		(682	)		24,973			24,179
Income tax expense											(1,258	)
Profit for the year											22,921
Other items
Depreciation of property, plant and equipment		(500	)		(62	)		(3	)		(565	)
Depreciation of right-of-use assets		(687	)		—			(976	)		(1,663	)
Amortization of intangible assets		(156	)		—			—			(156	)
Impairment (losses)/reversal on financial assets
- Trade receivables		(4,544	)		—			—			(4,544	)
- Contract assets		(172	)		—			—			(172	)
- Amounts due from related companies		334			—			220			554
Fair value gain on financial instrument		—			—			31,334			31,334
Other income		1,415			200			1			1,616
Finance costs		(3,687	)		(1	)		(61	)		(3,749	)
Finance income		15,449			1			18			15,468
As of December 31, 2020
Segment assets		337,050			39			190,047			527,136
Unallocated assets:
Deferred tax assets											2,920
Total assets											530,056
Segment liabilities		116,140			3,013			90,066			209,219
Unallocated liabilities:
Deferred tax liabilities											10,426
Income tax payable											18,612
Total liabilities											238,257

For the year ended December 31, 2021, the segment results were as follows:

	Year Ended December 31, 2021
	Wastewater treatment			Exploration and mining			Corporate activities			Total
	CNY			CNY			CNY			CNY
Revenues from external customers		18,735			—			—			18,735
Segment (loss) before income tax		(7,216	)		(161	)		(45,459	)		(52,836	)
Income tax expense											(2,135	)
(Loss) for the year											(54,971	)
Other items
Depreciation of property, plant and equipment		(445	)		(62	)		(3	)		(510	)
Depreciation of right-of-use assets		(647	)		—			(719	)		(1,366	)
Amortization of intangible assets		(884	)		—			—			(884	)
Impairment (losses)/reversal on financial assets
- Trade receivables		(3,840	)		—			—			(3,840	)
- Contract assets		(357	)		—			—			(357	)
- Other receivables		—			—			(239	)		(239	)
- Amounts due from related companies		775			—			331			1,106
Fair value loss on financial instrument		—			—			(38,349	)		(38,349	)
Other income		(782	)		600			(1	)		(183	)
Finance costs		(4,192	)		(1	)		(166	)		(4,359	)
Finance income		13,537			1			3,397			16,935
As of December 31, 2021
Segment assets		390,895			321			22,166			413,382
Reconciliation:
Elimination of inter-segment receivables											(80,000	)
Unallocated assets:
Deferred tax assets											66
Total assets											333,448
Segment liabilities		113,124			3,294			103,195			219,613
Reconciliation:
Elimination of inter-segment payables											(80,000	)
Unallocated liabilities:
Deferred tax liabilities											2,544
Income tax payable											9,254
Total liabilities											151,411

For the year ended December 31, 2022, the segment results were as follows:

	Year Ended December 31, 2022
	Wastewater treatment			Exploration and mining			Corporate activities			Total
	CNY			CNY			CNY			CNY
Revenues from external customers		20,306			—			—			20,306
Segment profit/(loss) before income tax		9,758			(39	)		(26,151	)		(16,432	)
Income tax expense											(5,864	)
(Loss) for the year											(22,296	)
Other items
Depreciation of property, plant and equipment		(275	)		(28	)		(1	)		(304	)
Depreciation of right-of-use assets		(713	)		—			(700	)		(1,413	)
Amortization of intangible assets		(813	)		—			—			(813	)
Impairment (losses)/reversal on financial assets
- Trade receivables		3,989			—			—			3,989
- Contract assets		(171	)		—			—			(171	)
- Other receivables		—			—			(2,745	)		(2,745	)
Fair value gain on financial instrument		—			—			1,007			1,007
Consultants shares option expense		—			—			(16,152	)		(16,152	)
Other income		206			697			1			904
Finance costs		(3,582	)		(1	)		188			(3,395	)
Finance income		15,594			—			13			15,607
As of December 31, 2022
Segment assets		312,229			286			87,476			399,991
Reconciliation:
Elimination of inter-segment receivables											(80,000	)
Total assets											319,991
Segment liabilities		107,096			3,298			96,140			206,534
Reconciliation:
Elimination of inter-segment payables											(80,000	)
Unallocated liabilities:
Deferred tax liabilities											5,276
Income tax payable											10,732
Total liabilities											142,542

	Year Ended December 31, 2022
	Wastewater treatment			Exploration and mining			Corporate activities			Total
	US$			US$			US$			US$
Revenues from external customers		2,944			—			—			2,944
Segment profit/(loss) before income tax		1,414			(6	)		(3,791	)		(2,383	)
Income tax expense											(850	)
(Loss)/Profit for the year											(3,233	)
Other items
Depreciation of property, plant and equipment		(40	)		(4	)		—			(44	)
Depreciation of right-of-use assets		(104	)		—			(101	)		(205	)
Amortization of intangible assets		(118	)		—			—			(118	)
Impairment (losses)/reversal on financial assets
- Trade receivables		578			—			—			578
- Contract assets		(25	)		—			—			(25	)
- Other receivables		—			—			(397	)		(397	)
Fair value gain on financial instrument		—			—			146			146
Consultants shares option expense		—			—			(2,342	)		(2,342	)
Other income		30			101			—			131
Finance costs		(519	)		—			27			(492	)
Finance income		2,261			—			2			2,263
As of December 31, 2022
Segment assets		45,264			41			12,682			57,987
Reconciliation:
Elimination of inter-segment receivables											(11,599	)
Total assets											46,388
Segment liabilities		15,526			478			13,938			29,942
Reconciliation:
Elimination of inter-segment payables											(11,599	)
Unallocated liabilities:
Deferred tax liabilities											765
Income tax payable											1,556
Total liabilities											20,664

Geographical information

(a) Non-current assets

	December 31,
	2021		2022		2022
	CNY		CNY		US$
Mainland China		22,905		21,790		3,159
Hong Kong		360		1,012		147
Total		23,265		22,802		3,306

The non-current assets information above is based on the locations of the assets and excludes financial instruments and deferred tax assets.

Information about major customers

For the year ended December 31, 2020, revenue of approximately CNY24,405 and CNY6,867 were derived from services provided by the wastewater treatment segment to a single customer and sales by the exploration and mining segment to a single customer, respectively.

For the year ended December 31, 2021, revenue of approximately CNY6,439 and CNY5,915 were derived from the services under service concession arrangement and services under a construction contract provided to their respective single major customer by the wastewater treatment segment, respectively.

For the year ended December 31, 2022, revenue of approximately CNY5,512 (US$799) and CNY3,842 (US$557) were derived from services under service concession arrangement and the services under a construction contract provided to their respective single major customer by the wastewater treatment segment, respectively.