The GOLDEN TIME COVID-19 (SARS-CoV-2) Antigen Test Kit represents a significant advancement in rapid diagnostic technology, offering a reliable and efficient method for detecting SARS-CoV-2 antigens. Developed by Gaobeidian PRISES Biotechnology Co., Ltd, this test kit leverages immunochromatographic technology to deliver results in just 10 minutes, making it an invaluable tool in the fight against the COVID-19 pandemic. This article explores the product's functionality, advantages, technical specifications, applications, and the company's commitment to innovation and quality.

Understanding the Technology: How the Test Kit Works

The GOLDEN TIME COVID-19 Antigen Test Kit utilizes immunochromatography, a widely used method in rapid diagnostic tests. This technique relies on the specific interaction between antibodies and antigens to detect the presence of the SARS-CoV-2 virus. The test strip consists of three key components:

• Conjugate Pad: This pad contains mouse anti-novel coronavirus nucleoprotein monoclonal antibodies conjugated with colloidal gold. The colloidal gold particles act as a visual indicator, facilitating the detection of the target antigen.
• Test Line (T Line): Pre-coated with antibodies specific to the novel coronavirus nucleoprotein, the T line reacts with the antigen if present in the sample.
• Control Line (C Line):strong> This line ensures the test is functioning correctly. It contains antibodies that bind to the conjugate pad's antibodies, regardless of the sample's antigen status.

When a sample (nasal, oropharyngeal, or nasopharyngeal swab) is applied to the test strip, any SARS-CoV-2 antigens in the sample will bind to the colloidal gold-labeled antibodies. These complexes then migrate along the membrane, where the T line captures them if the antigen is present. The C line confirms the test's validity. A positive result is indicated by the appearance of both T and C lines, while a negative result shows only the C line.

Key Features of the GOLDEN TIME Antigen Test Kit

The GOLDEN TIME COVID-19 Antigen Test Kit is designed to meet the demands of rapid, accurate, and user-friendly diagnostics. Its standout features include:

• Easier to Use: No special equipment is required, making it accessible for both healthcare professionals and non-experts. The intuitive design allows for straightforward visual interpretation of results.
• Speed: Results are available in just 10 minutes, enabling timely decision-making in clinical and community settings.
• Accuracy: The test's high clinical sensitivity (96.33%) and specificity (99.569%) ensure reliable results, validated by PCR and clinical diagnosis.
• Flexibility: The kit works with multiple specimen types, including nasal, oropharyngeal, and nasopharyngeal swabs, accommodating various testing scenarios.

These features make the GOLDEN TIME Antigen Test Kit a versatile solution for point-of-care testing, particularly in environments where rapid results are critical.

Comprehensive Product Specifications

Product Name	COVID-19 (SARS-CoV-2) Antigen Rapid Test Kit
Brand Name	GOLDEN TIME
Methodology	Colloidal Gold
Specimen	Nasal swab, oropharyngeal swab, or nasopharyngeal swab
Clinical Sensitivity	96.330%
Clinical Specificity	99.569%
Overall Agreement	98.79%
Packing	1/5/20 tests/carton, according to customer requirements
Reading Time	10 minutes
Service Support	OEM/ODM

Components Included in the Kit

The GOLDEN TIME COVID-19 Antigen Test Kit comes with all necessary components for a complete test:

• Individually Sealed Foil Pouches: Containing the test device, which includes a recombined pad with novel coronavirus monoclonal antibodies and rabbit IgG antibodies, a T line with novel coronavirus monoclonal antibodies, and a C line with goat-anti-rabbit IgG antibodies.
• Desiccant: Ensures the test remains stable during storage.
• Sample Tubes (20): Each with 0.3ml of sample buffer.
• Nasopharyngeal Swabs (20): For sample collection.
• Quick Reference Instructions (1): A guide to ensure proper usage.

Storage and Stability

To maintain the integrity of the GOLDEN TIME Antigen Test Kit, proper storage is essential. The kit should be stored at temperatures between 2°C and 30°C in a dry place, away from direct sunlight. Freezing is not recommended. The product has a shelf life of 24 months from the manufacturing date. Once the aluminum foil bag is opened, the test card should be used within one hour to ensure optimal performance.

Applications and Use Cases

The GOLDEN TIME COVID-19 Antigen Test Kit is designed for a wide range of applications, including:

• Point-of-Care Testing: Ideal for use in clinics, pharmacies, and community health centers where rapid results are needed.
• Screening Programs: Effective for large-scale screening in schools, workplaces, and public events to identify asymptomatic carriers.
• Home Use: The user-friendly design allows individuals to perform tests at home, providing quick insights into their health status.
• Travel and Quarantine: Useful for travelers and individuals in quarantine to monitor their health status quickly.

These applications highlight the kit's versatility and its role in supporting public health initiatives by enabling timely and accurate diagnosis.

About Gaobeidian PRISES Biotechnology Co., Ltd.

Gaobeidian PRISES Biotechnology Co., Ltd is a leading manufacturer of diagnostic solutions, dedicated to developing innovative and reliable products. With a focus on quality, the company ensures that its products meet the highest standards of accuracy and safety. Their commitment to research and development has positioned them as a trusted name in the biotechnology industry.

As emphasized by the National Institute of Standards and Technology (NIST), "Accurate and reliable diagnostic tools are essential for public health, and standards play a crucial role in ensuring their effectiveness" (NIST, 2025). Gaobeidian PRISES Biotechnology Co., Ltd aligns with these principles, ensuring that their products contribute to the broader goal of improving healthcare outcomes.

Conclusion

The GOLDEN TIME COVID-19 Antigen Test Kit stands out as a reliable, rapid, and user-friendly solution for detecting SARS-CoV-2 antigens. Its advanced technology, coupled with high accuracy and ease of use, makes it an essential tool in the ongoing efforts to combat the COVID-19 pandemic. With a strong commitment to quality and innovation, Gaobeidian PRISES Biotechnology Co., Ltd continues to contribute to the field of diagnostics, ensuring that healthcare providers and individuals have access to effective testing solutions.

References

National Institute of Standards and Technology (NIST). (2025). Standards for Diagnostic Tools. Retrieved from https://www.nist.gov/