Who we are

please choose us,
The most professional service

Hangzhou Chengyan Biotechnology Co., Ltd. specializes in the medical industry. The main products are: COVID-19 testing kits ,Medical surgical masks, N95 masks, human thermometer. With the industry qualification certificate and international certification issued by the Chinese government. Professionally engaged in the medical industry for 10 years, production and sales and research and development of various medical products, welcome to inquire, your loyal friend

COVID-19 Testing Kits


Medical Surgical Masks


Human Thermometer

Why Choose Us

Professional services
Efficient service

We are professionally trained to provide the most professional and best quality service. In order to ensure that you get the best service after purchasing our products, we are constantly working hard to learn and improve our technology.
Professional 95%
Efficient 85%
Certificate 50%


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COVID-19 testing kits|Medical surgical masks|N95 masks|human thermometer|About Us