Chinatungsten Online After-Sales Service and Support includes but not limits to:

1） Provide export and import documents, custom clearance documents and other needed by customers.
2） Statistics and documents during the testing process.
3） Provide professional answers and solutions which customers may encounter in the course of using.
4） Recycle the residues and waste of Sodium Tungstate from customers.
5） Other after-sales service and support.

Chinatungsten Online Customer Service and Support

Sodium Tungstate Payment and Document
Sodium Tungstate Pro-forma Invoice
Sodium Tungstate Invoice
Sodium Tungstate Packing List
Sodium Tungstate Bill of Lading
Sodium Tungstate Certificate of Analysis
Sodium Tungstate Certificate of Origin