A & A Product Co Ltd

We are a Hong Kong based company and we run our own factory in China DG. We are specialized in designing and producing breathalyzer, electronic measuring instruments, waterproof MP3/4 and other innovative products.

In 2003, we have established a production line under the brand name “FiT” to produce breathalyzer. Until now, we have already developed around 30 different models. These breathe alcohol testers are all equipped with the most accurate fuel cell sensor for reliable results.

Devoted to enrich our technological prowess for specific market requirements, our expert team maximizes value in all our products and services with efficient management of resources. 

We look forward to answering your inquiries and offering you innovative solutions for your specific OEM and ODM projects. Please contact us now for more information.


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A & A Product Co Ltd

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