1. Are they all single use?

Yes,all  the products are diaposable

2. What is your sterilization method?

EO sterilize.

3. Can your products sale to everywhere?

The company has passed the FDA enterprise record, and some products have passed the EU CE certification and FDA listing, indicating that the company's product quality control system meets international standards and has been recognized by authoritative organizations. The company's existing products have been sold to many places around the world.