1, Beijing Kexing was vaccinated with two injections, with an interval of two weeks to one month, and the second injection was needed. Its mechanism is that it can stimulate the body to produce anti-COVID-19 immunity.

2. China's Kexing COVID-19 vaccine is free of charge. For people who are vaccinated for free, we don't need to spend any money to get this vaccine. This is beyond the reach of many countries. The price of Kexing COVID-19 vaccine itself is around 200 yuan, which is the specific price of a shot. If it is two needles, the price is around 400 yuan, but our country is free for all. Specific fees and charges in other countries.