Gripped by the The Covid-19 crisis, Chinese people everywhere have been feeling, like one, saddened by the many thousands of personal tragedies, touched and encouraged by the courage of those who fearlessly devote themselves to the fight against this monstrous epidemic.  

These people are seen as heroes, and there is just one such hero among the family members of employees of the Changchun Institute of Optics，Fine Mechanics and Physics (CIOMP).

Dr. Liu Dazheng, partner of Li Yan of the State Key Laboratory of Laser-Matter Interactions, is a celebrated senior doctor at the Changchun Central Hospital who had won awards for her outstanding work. After the coronavirus outbreak, she immediately signed up as a volunteer to join the emergency medical teams that would go to assist in Wuhan. Receiving confirmation from the hospital at 6 p.m. on February 19 that she was to be sent to the Zhongnan Hospital of Wuhan University, a high-risk hospital, Dr. Liu cut her long hair for the first time, bid farewell to her family, and went to the front.

Before leaving, she and other colleagues repeated the oath they made when joining the Chinese Communist Party: I will always be at the forefront of the fight against the Coronavirus, and live up to the trust and trust of the country and people, race against time, and Fighting the epidemic, saving lives and treating patients at all costs, and working hard to overcome the epidemic.

During an interview she gave to the Changchun Radio and TV Station, Dr. Liu said: "As a party member, I am always prepared. The outbreak of the epidemic is an order. Wherever my country needs me, I will go."