Ten Chinese volunteers from the Blue Sky Rescue Team (an NGO in China) have disinfected more than 50 public places in Cambodia to aid the country's anti-virus fight. The volunteers have disinfected more than 50 public places including hospitals, schools and markets in capital Phnom Penh and provinces. They work eight to 12 hours a day during the 15-day mission and disinfect an area of 1.59 million square meters.