Financial Performance - Total revenues decreased by approximately 4.4million,or13.029.8 million for the year ended December 31, 2024, compared to approximately 34.2millionforthesameperiodin2023[324].−Revenuesfromsewagetreatmentsystemsinstallationsdecreasedbyapproximately3.9 million, or 11.9%, to approximately 28.4millionfortheyearendedDecember31,2024[326].−Grossprofitdecreasedbyapproximately0.1 million, or 1.2%, to approximately 11.2millionfortheyearendedDecember31,2024[332].−Totaloperatingexpensesincreasedbyapproximately6.5 million, or 233.5%, to approximately 9.2millionfortheyearendedDecember31,2024[334].−Netincomedecreasedbyapproximately5.6 million, or 80.0%, to approximately 1.4millionfortheyearendedDecember31,2024,fromapproximately7.0 million for the same period in 2023[340]. - Total revenues increased by approximately 5.4million,or18.634.2 million for the year ended December 31, 2023, compared to approximately 28.8millionforthesameperiodin2022[342].−Revenuesfromsewagetreatmentsystemsincreasedbyapproximately5.7 million, or 21.5%, to approximately 32.3millionfortheyearendedDecember31,2023[344].−Grossprofitincreasedbyapproximately1.1 million, or 11.0%, to approximately 11.4millionfortheyearendedDecember31,2023[349].−Totaloperatingexpensesdecreasedbyapproximately1.1 million, or 28.9%, to approximately 2.8millionfortheyearendedDecember31,2023[351].CashFlowandWorkingCapital−Netcashusedinoperatingactivitieswasapproximately1.99 million for the year ended December 31, 2024, a decrease from 3.13millionin2023[361].−WorkingcapitalasofDecember31,2024,wasapproximately26.0 million, with current assets of approximately 77.7millionandcurrentliabilitiesofapproximately51.6 million[358]. - Net cash provided by investing activities was 545,167in2024,anincreasefrom243,586 in 2023[361]. - Net cash provided by financing activities was approximately 1.0millionfortheyearendedDecember31,2024,consistingof2.5 million from loans and 4.3millionfromnetIPOproceeds[387].AccountsReceivableandCreditLosses−Accountsreceivableincreasedbyapproximately23.1 million in 2024, primarily due to a longer collection cycle caused by delays in government billing approvals[366]. - Days sales outstanding (DSO) increased to 455 days by December 31, 2024, reflecting prolonged delays in the government payment approval process amid economic downturn[368]. - The allowance for doubtful accounts was 14.2% of total accounts receivable as of December 31, 2024[372]. - The allowance for credit loss against accounts receivable was 9,267,851,3,009,363, and 3,189,642asofDecember31fortheyears2024,2023,and2022,representing17.01.4 million, 13.6million,and12.2 million for the years ended December 31, 2024, 2023, and 2022, respectively[377]. - As of December 31, 2024, contract assets totaled approximately 40.0million,with29.3 million aged over 720 days[380]. - Accounts payable increased by approximately 13.0million,9.2 million, and 5.6millionfortheyearsendedDecember31,2024,2023,and2022,respectively,primarilyduetorawmaterialpurchases[384].−TotalcontractualobligationsasofDecember31,2024,amountedto5,660,179, with 5,446,210duewithinoneyear[421].TaxandOtherExpenses−Incometaxexpensedecreasedbyapproximately0.9 million to approximately 0.5millionfortheyearendedDecember31,2024[339].−Otherexpenses,net,amountedtoapproximately0.2 million for the year ended December 31, 2023, compared to other income of approximately 41,000forthesameperiodin2022[354].−Incometaxexpenseincreasedbyapproximately0.2 million to approximately 1.4millionfortheyearendedDecember31,2023[355].ResearchandDevelopment−Researchanddevelopmentexpenseswere61,786 for the year ended December 31, 2024, 80,948for2023,and112,668 for 2022, indicating a continued investment in R&D to enhance market position[409]. - The company is focused on improving the efficiency of microorganisms in sewage treatment systems and exploring new technologies to enhance water treatment[408]. Company Outlook and Strategy - The company anticipates that current cash resources will be insufficient to execute its business plan for the next twelve months, raising concerns about its ability to operate as a going concern[361]. - The company plans to invest in rural sewage treatments, including building sewage treatment equipment, and explore potential mergers and acquisitions[362]. - The company has enforceable rights to payments for work performed under sewage treatment service contracts, with revenue recognized based on labor costs incurred[398]. - Provisions for estimated losses on uncompleted contracts are recorded in the period when such losses are determined, ensuring accurate financial reporting[401]. - The company has a long history of sewage treatment services, allowing for reasonable estimates of service hours and progress towards completion on fixed-price contracts[399]. - The company has elected to take advantage of the extended transition period for complying with new or revised accounting standards under the JOBS Act[419].