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Disaggregated revenues | 12 Months Ended
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Jun. 30, 2024
Revenue from Contract with Customer [Abstract] |
Disaggregated revenues | 18. Disaggregated revenues The following table shows disaggregated revenues by major categories for the years ended June 30, 2023 and 2024, respectively: Schedule of Disaggregated Revenues
|  | For the years ended June 30, |
|  | 2023 |  |  | 2024 |  |  | 2024 |
|  | GBP |  |  | GBP |  |  | US$ |
Retrofit revenue |  |  | 5,494,112 |  |  |  | 8,460,981 |  |  |  | 10,694,680 |
Product revenue |  |  | 511,451 |  |  |  | 1,140,490 |  |  |  | 1,441,579 |
Total |  |  | 6,005,563 |  |  |  | 9,601,471 |  |  |  | 12,136,259 |
The following table shows disaggregated cost of revenues by major categories for the years ended June 30, 2023 and 2024, respectively: Schedule of Disaggregated Cost of Revenues
|  | For the years ended June 30, |
|  | 2023 |  |  | 2024 |
|  | GBP |  |  | % |  |  | GBP |  |  | US$ |  |  | % |
Retrofit revenue |  |  | 4,501,255 |  |  |  | 92 |  |  |  | 7,021,289 |  |  |  | 8,874,909 |  |  |  | 94 |
Product revenue |  |  | 419,338 |  |  |  | 8 |  |  |  | 437,677 |  |  |  | 553,224 |  |  |  | 6 |
Total |  |  | 4,920,593 |  |  |  | 100 |  |  |  | 7,458,966 |  |  |  | 9,428,133 |  |  |  | 100 |
The following table sets forth a breakdown of gross profit and gross profit margin for the years ended June 30, 2023 and 2024, respectively: Schedule of Breakdown of Gross Profit and Gross Profit Margin
|  | For the years ended June 30, |
|  | 2023 |  |  | 2024 |
Category |  | Revenue |  |  | Cost of revenue |  |  | Gross profit |  |  | Gross profit margin |  |  | Revenue |  |  | Cost of revenue |  |  | Gross profit |  |  | Gross profit |  |  | Gross profit margin |
|  | GBP |  |  | GBP |  |  | GBP |  |  | % |  |  | GBP |  |  | GBP |  |  | GBP |  |  | US$ |  |  | % |
Retrofit revenue |  |  | 5,494,112 |  |  |  | 4,501,255 |  |  |  | 992,857 |  |  |  | 18 |  |  |  | 8,460,981 |  |  |  | 7,021,289 |  |  |  | 1,439,692 |  |  |  | 1,819,771 |  |  |  | 17 |
Product revenue |  |  | 511,451 |  |  |  | 419,338 |  |  |  | 92,113 |  |  |  | 18 |  |  |  | 1,140,490 |  |  |  | 437,677 |  |  |  | 702,813 |  |  |  | 888,355 |  |  |  | 62 |
Total |  |  | 6,005,563 |  |  |  | 4,920,593 |  |  |  | 1,084,970 |  |  |  | 18 |  |  |  | 9,601,471 |  |  |  | 7,458,966 |  |  |  | 2,142,505 |  |  |  | 2,708,126 |  |  |  | 22 |
(i) Transaction price allocated to the remaining performance obligations The Company has elected to apply the practical expedient in paragraph ASC 606-10-50-14 and does not disclose information about remaining performance obligations that have an original expected duration of one year or less. (ii) Geographical information In presenting information on the basis of geographical segments, geographical revenue is based on the final location where the Company sells the product or where the customer/partner is located. Schedule of Information on Basis of Geographical Segments and Revenue
|  | For the years ended June 30, |
|  | 2023 |  |  | 2024 |  |  | 2024 |
|  | GBP |  |  | GBP |  |  | US$ |
The United Kingdom |  |  | 5,688,341 |  |  |  | 9,091,010 |  |  |  | 11,491,036 |
Hong Kong |  |  | 317,222 |  |  |  | 510,461 |  |  |  | 645,223 |
Total |  |  | 6,005,563 |  |  |  | 9,601,471 |  |  |  | 12,136,259 |

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- Definition The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-9 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-15 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-12 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-13 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Topic 606 -Publisher FASB -URI https://asc.fasb.org/606/tableOfContent + Details
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