Of course it is credible! If you don't believe me, you can check it at the Intellectual Property Office of the People's Republic of China! Ginkgo dripping pills combine the essence of Ginkgo biloba and Salvia miltiorrhiza, which integrates efficacy and health care. Adopting American biomolecule extraction technology, the "six-ring synergy theory" was pioneered, and "anticoagulation, thrombolysis, clearance, repair, relaxation and protection" were truly realized. It is a new generation of high-tech functional health care products to solve cardiovascular and cerebrovascular diseases, and has won the national invention patent with the patent number of ZL.02 135936.9.