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High-Quality Rapid Test Services


Accurate Results


Multiple Sample Formats


End-Use Technical Support


Rating from Over 564k Beneficiaries


Tests Completed Rapidly and Precisely.


Accurate and Precise in Test Results

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Years of Experience
About Lab

Experiment with the best rapid test products

First Diagnostic Corporation's mission is to be a leader in rapid test diagnostic solutions. We are dedicated to delivering exceptional rapid test products that provide ease of use, with rapid and accurate results at the point-of-care (POC). Now we have unique antigen design technology, proprietary and efficient expression system, antibody library, and sheep monoclonal antibody development technology. The company’s main products are recombinant antigens and antibodies based on genetic engineering technology. Our product categories cover diagnosing antibodies for cardiovascular diseases, tumor markers, inflammations, liver and kidney function, pregnancy, infectious diseases, gastric function, etc.

Highly Advanced

Recently our STD brand line inSTIcheck™ Chlamydia & Gonorrhea NEW urine based rapid test kits which are high performing and have received national recognition in proficiency testing programs in the US. National Laboratory Professionals now acknowledged inSTIcheck™ brand as a preferred choice from recent published results in external quality control programs.

Test Menu

First Diagnostic brand's ATFirst™, inSTIcheck™ and Home Test Express™ are marketed in over 40 countries for the rapid and early detection of various health conditions for Chlamydia • Gonorrhea • Syphilis • Cancer • H. pylori  • Influenza • Legionella • Mono • Pregnancy and Fertility • RSV • Strep.

ATFirst™ Strep A Rapid Test

The ATFirst™ Strep A Rapid Test is a lateral flow immunoassay for the qualitative detection of Streptococcus pyogenes group A (Strep A) in throat swab specimens. High confidence as test has

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ATFirst™ RSV Ag Rapid Test

The ATFirst™ RSV Ag Rapid Test is a lateral flow immunoassay for qualitatively detecting Respiratory Syncytial Virus (RSV) antigens in nasopharyngeal swabs or nasal aspirate specimens.

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ATFirst™ HBV-5 Rapid Test

The ATFirst™ HBV-5 Rapid Test is a lateral flow chromatographic immunoassay for the qualitative detection of hepatitis B surface antigen (HBsAg), hepatitis B surface antibody

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