What is the relationship between Kostron and Bayer?

Costron is a subsidiary of Bayer Group, focusing on research and development and application in biotechnology, medical devices, pharmaceuticals and other fields.

Bayer Group is a diversified chemical enterprise, focusing on pharmaceuticals, pesticides and chemicals, and is one of the largest chemical enterprises in the world. It has more than 1 18000 employees worldwide, covering more than 70 countries and more than 400 companies around the world.

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