Excellent questions. So, I think Edimax, a company built the first commercialization of those AirBoxes. And of course, we need people in the private sector to make it affordable if each school has to pool their resource to even buy one sensor as the original weather bureau’s, professional air quality sensor costs, then there will be no competence education, so make it affordable and make it easy to approach of course, that is the private sectors products and services contribution.

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