Investor Relations：IR@huaota.com

Business Cooperation：Huaota_BD@huaota.com

Human Resources：hr@huabobio.com

Quality Feedback：zlfk@huaota.com

Compliance Reporting：hgjb@huaota.com

If you discover any suspected adverse events related to Huabo products, please contact us through the following channels:

Drug Vigilance Hotline：+86-021-51213273

Drug Vigilance Email：pvhuaota@huaota.com