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.
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Thanks to Chengyan Biotechnology Co., Ltd. for their services over the years. The services they provide are very professional, fast and efficient. I am very satisfied.
They ship very fast and the packaging is complete, providing very good technical guidance services. I’m really satisfied.
I’m glad I chose them, and it turned out to be the right choice. They can package the goods intact and provide technical guidance, and we will continue to work with them.