Dongyu USI provides professional services that meet our customers’ needs ,
Manufacturer technical support
We offer technical support from manufacturer directly to our customer regarding product information, GMP related questions and problem resolutions.
Samples are available upon request with Certificate of Analysis and other product information.
If you need a different mesh size, density or color, we are committed to sourcing the products that meet your needs.
Completed product documents, includes:
Certificate of Analysis
Country of Origin