we are a leading company specializing in Biological Vaccine and pharmaceutical raw material business in China.

At present we are wishing to promote our products, all products are listed as following:

1. Freeze-dried Live Attenuated Hepatitis A Vaccine (H2 strain)

A. WHO recommendation

B. Comparison with other Hepatitis A vaccine

??? Single dose vaccine protective efficacy lasts all one???s life, different from other companies vaccine two doses needed.

??? our vaccine has a sale volume of ...