Hong Kong biotech entrepreneur Ricky Chiu Yin-to is seeking to make cervical cancer screening easier through urine-based HPV testing, using sample-concentration technology developed by his company. His company, Phase Scientific, made its name during the Covid-19 pandemic through its rapid antigen test, Indicaid. The product received US emergency-use authorisation in July 2021, was used in Hong Kong community testing and sold in more than 30 countries. At the start of the pandemic, the firm...