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Kailing Technology API One-Click Integration: Let enterprise platforms directly call the tax APP invoice issuance interface for individuals, increasing settlement invoicing efficiency by 80%

Published: 2026-03-04 17:32

In the increasingly strict era of "tax governance by data," China Golden Tax Phase IV is placing every business transaction of a company under all-round regulation. For any company that settles accounts with a large number of individuals (such as experts, drivers, lecturers, freelancers, etc.), how to obtain invoices compliantly and efficiently has risen from a cost issue to a core risk control challenge related to survival and development. Under the traditional model, companies either rely on individuals to run errands offline or use third-party flexible employment platforms, but generally face pain points such as cumbersome operations, long cycles, and uncontrollable tax risks, resulting in low settlement efficiency, insufficient invoice collection rates, and high compliance costs.

With a deep understanding of tax bureau policies and cutting-edge technology integration capabilities, Kailing Technology launches "Invoice issuance for individuals interfaceAPI one-click integration solution. This solution is not a simple tool optimization, but a fundamental reconstruction of the enterprise settlement and invoicing model—seamlessly and compliantly integrating the National Electronic Tax Bureau's invoice issuance for individuals interface into the enterprise's own business platform, thereby achieving full-process automation of settlement, invoicing, and filing, and increasing overall invoicing efficiency by more than 80%.


I. Farewell to "external circulation": from redirect download to deeply embedded one-click invocation

Traditional solutions often require natural persons to repeatedly jump, download, and log in between enterprise platforms and tax bureau Apps, with lengthy steps and high dropout rates. The Kailing Technology solution achieves a disruptive experience:

Direct connection to the tax core system: through secure APIs/SDKs, Kailing Technology helps enterprise platforms establish compliant, stable connections with the backends of Electronic Tax Bureaus across regions, breaking down the technical barriers between business flow and tax flow.

Say goodbye to redirects and downloads: individual users do not need to download or jump to any external app. Throughout the entire invoicing process, from identity authentication and information filling to final submission, everything is completed in a closed loop within the enterprise platform. This "embedded experience" greatly lowers users' operating threshold and resistance.

Core technology: individuals on the enterprise platform only need to complete face recognition once to simultaneously complete personal identity authentication and the real-name verification required for tax bureau business processing. This not only simplifies operations, but also fundamentally ensures the authenticity of the business and the entity, satisfying the compliance cornerstone of "four-flow consistency."


II. Process reshaping: from "people running errands and chasing others" to "system-driven, fully automated flow"

With "general goods/Services" invoicing scenario as an example, after integrating the Kailing Technology API, the process is extremely simplified:

1. Initiated by an individual:After the natural person confirms the settlement amount on the enterprise platform, they click "Apply for Invoicing".

2. Automatic form filling:The system automatically retrieves and fills in business information, without manual input.

3. One-click face scan authentication:Guide the user to complete one facial recognition to complete dual verification of identity and business intent.

4. Automatic tax calculation and submission:The backend automatically calculates payable amounts such as VAT, surcharges, and individual income tax in real time according to the policy of the place where the business occurs, and automatically submits them to the corresponding tax bureau.

5. Online payment and voucher acquisition:After approval by the tax bureau, users can pay taxes online through UnionPay, third-party payment, and other methods. Once completed, compliant VAT electronic ordinary invoices and tax payment certificates are automatically pushed back to the enterprise platform for enterprises and individuals to download and archive.

Throughout the entire process, from initiating the application to obtaining the invoice, the time required has been compressed from the traditional several days or even weeks to as fast as a few minutes, truly achieving "invoicing upon settlement." The 80% efficiency improvement is no exaggeration.

Process reshaping: from "people running errands and chasing others" to "system-driven, fully automated flow"


III. More than efficiency: building an indestructible "four-flow consistency" compliance moat.

Efficiency improvement is the visible value, while the fundamental assurance of compliance is the core barrier this solution brings to enterprises.

1. Business authenticity and geographical compliance:The system forcibly requires and automatically associates the "place where the business occurs," ensuring that the invoicing location is completely consistent with the actual place where the business occurs, eliminating the risk of cross-regional illegal invoicing for others. This is precisely the core difference between this solution and some flexible employment platforms—the latter usually pay taxes uniformly at the platform location, separated from the place where the business occurs, posing enormous tax audit risks.

2. Automated archiving of the "four flows consistency" evidence chain:The Kailing Technology solution does more than issue an invoice. It automatically associates and structurally stores the contract/agreement, payment vouchers, business process records, and final invoice related to each transaction, forming a complete, tamper-proof evidence chain that easily withstands China Golden Tax Phase IV's penetrating audits.

3. Precise matching of tax categories to avoid "false invoicing" risks:The system has built-in detailed nationwide tax categories and tax rate rules, according to differentBusiness scenarios accurately apply tax categories and tax rates, avoiding false invoicing risks caused by incorrect use of tax categories and protecting the invoice recipient's (enterprise's) deduction rights from damage.

More than efficiency: building an indestructible "four-flow consistency" compliance moat.


IV. Differentiated highlights: Why Kailing Technology?

Direct connection with the tax bureau, not a "middleman":As a professional enterprise business-finance-tax digitalization solution provider, Kailing Technology's technical solution directly and compliantly connects with local electronic tax bureau systems, rather than through unofficial intermediary channels, ensuring that the source of every invoice is legal and the process is compliant.

Solve the "last mile" experience challenge:We have overcome the technical challenges of deeply integrating facial recognition authentication for individuals, online payment, and other steps with our own platform, transforming complex tax processes into smooth operations that are "seamless" for users. This is key to improving individuals' willingness to cooperate.

Full-scenario coverage and customizability:The solution is not only applicable to general goods and services, but can also be deeply customized for dozens of specific scenarios such as freight drivers, housing leasing, part-time experts, knowledge payment, and livestream marketing, providing industry-specific solutions.

Empower enterprises, not replace them:This solution aims to empower enterprises to establish independent, controllable, and compliant settlement and invoicing capabilities. All data assets remain within the enterprise's own systems, avoiding data security and business dependency risks associated with third-party platforms.

Differentiated highlights: Why Kailing Technology?



Kailing Technology's API one-click integration solution is redefining the settlement relationship between enterprises and individuals. It is not just an "invoicing tool," but a business-finance-tax integrated engine that combines efficiency improvement, cost optimization, risk prevention and control, and experience upgrading. By internalizing the tax bureau's invoicing capability as the enterprise's own infrastructure, enterprises can not only increase settlement invoicing efficiency by more than 80%, but also build a solid defense line for business-finance-tax compliance, gaining an early advantage in digital competition.

If you need to further understandAdapted to your industry'sFor a specific invoicing plan, or if you want to obtain personalizedSolution interpretation, communicate at any time to obtain exclusive servicehttps://www.kailingteck.com/h-col-126.html



As a comprehensive business-finance-tax digitalization solution service provider, Kailing Technology provides business-finance-tax management digital transformation products and operational services for various government agencies, institutions, and large, medium, and small enterprises. The product line includes:

Sales contract management system, procurement contract management system, fully digitalized Leqi interface project, output automatic invoicing system,Reverse invoicing system,The invoice issuance for individuals system, employee expense control and reimbursement system, input VAT invoice management system, supply chain collaborative reconciliation system, image AI OCR recognition system, automated financial bookkeeping system, electronic accounting archives system, and other business solutions comprehensively advance digitalization across various fields.

If you have any business-finance-tax digital transformation needs, welcome to contact us. Beijing Kailing Technology will serve you wholeheartedly.

Differentiated highlights: Why Kailing Technology?


#IndividualsInvoicingSolutions #IndividualsInvoicingSystem #Invoice Issuance for Individuals API Interface #Batch IndividualsInvoicingInterface #Nationwide invoice issuance for individuals solution #Expert expense invoice management #Digital Business-Finance-Tax Compliance #Enterprise Tax Risk Control


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Common Questions
How does Kailing Technology's API one-click integration solution improve invoice issuance efficiency for individuals?
The solution connects directly to the electronic tax bureau via API/SDK. Individuals complete face recognition, automatic form filling, tax calculation and submission, and online payment within the enterprise platform, with no need to switch to an external app. Invoicing is shortened from several days to a few minutes, improving efficiency by over 80%.
How does this solution ensure four flows consistency and tax compliance?
The system forcibly associates the place where the business occurs, automatically matches tax categories and tax rates, and structurally stores contracts, fund vouchers, business records, and invoices to form a complete evidence chain, satisfying the penetrating verification of China Golden Tax Phase IV and avoiding the risk of false invoicing.
How is the Kailing Technology solution different from third-party flexible employment platforms?
Kailing Technology directly connects with electronic tax bureaus across regions, ensuring that the invoicing location is consistent with the business location, avoiding cross-regional audit risks caused by centralized tax payment on platforms. At the same time, data assets are retained in the enterprise's system, not dependent on third parties, ensuring data security.
What invoicing scenarios are supported?
Supports dozens of scenarios such as general goods/services, freight drivers, housing leasing, part-time experts, knowledge payment, and livestream marketing, and can deeply customize industry-specific solutions.
What is the specific invoice issuance process for individuals?
After confirming settlement on the enterprise platform, the natural person clicks to apply for invoicing. The system automatically fills in information, completes authentication and real-name verification with one face recognition, automatically calculates taxes in the background and submits to the tax bureau, and after online payment, the invoice and tax payment certificate are automatically pushed, with the whole process taking as fast as a few minutes.
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