On the 27th, it was learned from multinational pharmaceutical company Sanofi that the company has decided to temporarily suspend the supply and sales of influenza vaccines in China. However, company officials emphasized that this decision is only a "preventive measure". Liu Youhua, Deputy Director of Wealth Research Department at Paipai Network, told Securities Daily reporters that the suspension of supply of Sanofi Pasteur influenza vaccine may help domestic influenza vaccine companies gain more attention.