Home Outreach News Center Dr. Edwin Tso spoke on indoor air quality on RTHK programme Dr. Edwin Tso spoke on indoor air quality on RTHK programme 11 Jan 2019 Dr. Edwin Tso spoke on indoor air quality on RTHK programme (in Chinese 《日常8點半》(民生l消閒)) . The importance and maintenance of indoor air quality were discussed by Dr. Tso and the hosts. 《日常8點半》(民生l消閒)
