If you need to inquire about Bayer product, please contact us through the following telephone:

Hotline: 400-810-0360 (available by mobile or telephone)

We will try our best to provide you the information about Bayer products, but we can't propose any specific diagnosis and treatment suggestions for patients' conditions. If you have any discomfort after medication, please go to see your doctor and receive timely medical treatment.

If you want to report a side effect or quality complaint, please contact your health care professional (e.g. treating physician or pharmacist) or your local health authority, Inquiries can also be directed to:

If you observe adverse event after Bayer Animal Health product application, you can transfer the information to us directly by:

To ask other question about Bayer China, please send e-mail to .

Bayer Global
Bayer Worldwide
Bayer – at Home throughout the World
The Bayer Group is a global enterprise with companies in almost every country. The map shows some of the principal sites.
Australia & New Zealand
Latin America
Middle East
North America
Asia / Pacific: Important Future Market
With its tremendous growth potential, this economic region is one of the most important markets of the future. In 2018 Bayer generated €8.1 billion in sales here with 23,872 employees.MORE
Europe / Middle East / Africa: From Leverkusen to Cape Town
In 2018 Bayer achieved sales of approximately €14.1 billion in this new region. Numerous major production facilities and 55,371 employees (of whom 32,140 are based in Germany) give the company a strong presence in this region. MORE
North America: Opening up New Markets from Coast to Coast
In North America (United States and Canada), Bayer is represented in all strategic business areas. In 2018 Bayer’s 22,611 employees in this region generated sales of approximately €11.6 billion. MORE
Latin America: Growth Market of the Agricultural Industry
Bayer has been present in Latin America for more than 110 years. In 2018 the company’s 15,144 employees in Latin America generated approximately €5.8 billion in sales. MORE
Employee Data by Region 2018
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Last updated:2019-10-15