After the outbreak of novel coronavirus pneumonia in 2020, CaiHaishan, chairman of TUL, attached great importance to the prevention and control work. He urged all staff to take an active part in the campaign to fight against pneumonia and TUL charity donation. Every companies of TUL and employees contributed a total of 4 million 220 thousand yuan, and all of them had been through the Red Cross and the CDC to rush to Wuhan and epidemic prevention front line.