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Kailing Technology VS Traditional OCR: In Global VAT Invoice Recognition Projects, Why Is Our Data Extraction Faster and More Accurate?

Published: 2025-10-11 17:47

In the globalized business environment, enterprises face the challenge of processing VAT invoices in multiple languages and formats. Although traditional OCR technology has achieved something in basic text recognition, it often proves inadequate when handling complex document scenarios. With its advanced OCR technology and customized model strategies, Kailing Technology has demonstrated significant advantages in global VAT invoice recognition projects, achieving faster and more accurate data extraction.


I. Technical Architecture: From "General Recognition" to "Scenario Intelligence"

Traditional OCR usually relies on general-purpose text recognition models and has limited effectiveness in recognizing international documents with low structuring and diverse layouts. Especially in multilingual mixed and non-Latin script documents, recognition accuracy drops significantly.

Kailing Technology adopts a dual-track strategy of "official general models + custom scenario models":

- Official model: suitable for standard-format invoices, such as English hotel invoices, restaurant receipts, etc.;

- Custom models: specialized training for specific countries and specific types of documents, significantly improving the recognition accuracy of key fields.

This “classified training, precise matching” architecture enables Kailing Technology to maintain high accuracy and stability even when facing complex invoices.


II. Multilingual support: broad coverage, precise recognition

Traditional OCR often has issues in multilingual recognition, such as incomplete language coverage and poor font adaptability.

Kailing Technology currently supports multiple languages including French, Korean, Vietnamese, Japanese, Portuguese, Mexican Spanish, Russian, German, and Arabic, with the following features:

- Supports bilingual and even multilingual mixed-layout documents (such as Chinese-English bilingual visa receipts);

- Can automatically convert recognized amounts into international currency codes, facilitating subsequent financial processing;

- Good recognition capability for non-Latin characters (such as Arabic and Korean).

Multilingual support: broad coverage, precise recognition

(taking South Korea-Korean-taxi receipt recognition as an example)


III. Model training and iteration: rapid response, continuous optimization

Traditional OCR models have long update cycles and struggle to adapt to changes in new types of documents or special formats.

Kailing Technology provides a custom model management and training platform, supporting enterprises to quickly build, train, and deploy new data extraction models according to actual business needs. For example:

- For the recognition of the "invoice special seal" and "invoice supervision seal," traditional OCR can only recognize some fields;

- Through targeted training, Kailing Technology can support the extraction of complex content such as seal shape recognition, invoice seal numbers, and full names of supervision seals, and can return standardized results via API.

Model training and iteration: rapid response, continuous optimization

Model training and iteration: rapid response, continuous optimization


IV. Measured results: Data speaks, results-oriented

In actual project verification, Kailing Technology's processing of 6 types of global VAT invoices fully reflects the characteristics of "faster and more accurate":

Measured results: Data speaks, results-oriented

V. Summary: Why are we faster and more accurate?

- Faster: intelligent classification and extraction mechanisms based on large language models reduce manual intervention;

- More accurate: custom models are trained for specific voucher types, with recognition accuracy far exceeding general OCR;

- More flexible: supports multiple languages, formats, and scenarios, with continuous evolution capability;

- More integrated: provides standardized API interfaces for seamless connection with enterprise financial systems.


In global VAT invoice recognition projects, Kailing Technology not only solves the bottleneck of traditional OCR in complex document processing, but also provides enterprises with efficient, reliable, and scalable document digitalization solutions through intelligent and scenario-based technical paths.

Consult Kailing Technology to obtain a detailed industry-customized solution:https://www.kailingteck.com/h-col-109.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:

Solutions for sales contract management system, procurement contract management system, fully digitalized Leqi interface project, automatic output VAT invoicing system, invoice issuance for individuals system, employee expense control and reimbursement system, input VAT invoice management system, supply chain collaborative reconciliation system, imaging OCR recognition system, automatic financial bookkeeping system, electronic accounting archives system and other businesses, comprehensively advancing the digitalization process across various fields.

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

Summary: Why are we faster and more accurate?


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Common Questions
Compared with traditional OCR, where exactly is Kailing Technology's OCR faster and more accurate?
Kailing Technology adopts a dual-track strategy of "official general models + custom scenario models", with specialized training for specific countries and document types, achieving recognition accuracy far exceeding general OCR. At the same time, based on large language models for intelligent classification and extraction, it reduces manual intervention and processes faster. In actual testing, extraction of 6 types of global VAT invoices is faster and more accurate.
Which languages does Kailing Technology support for invoice recognition? Can it handle bills with mixed Chinese and English?
Supports French, Korean, Vietnamese, Japanese, Portuguese, Mexican Spanish, Russian, German, Arabic, and more, and can process bilingual or even multilingual mixed-layout invoices (such as Chinese-English bilingual visa receipts), and automatically convert amounts into international currency codes.
Can Kailing Technology recognize special invoice seals and supervision seals?
Yes. Through targeted training of custom models, it supports extraction of complex content such as seal shape recognition, invoice seal numbers, and full names of supervision seals, and returns standardized results via API. Traditional OCR can usually only recognize some fields.
How does Kailing Technology's OCR connect with enterprise financial systems?
Provides standardized API interfaces for seamless integration with enterprise financial systems, achieving digital invoice processing. It also supports a custom model management and training platform, enabling enterprises to quickly build, train, and deploy new data extraction models according to business needs.
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