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 Silver Tungsten from customers.
5） Other after-sales service and support.

Chinatungsten Online Customer Service and Support

Silver Tungsten Payment and Document
Silver Tungsten Pro-forma Invoice
Silver Tungsten Invoice
Silver Tungsten Packing List
Silver Tungsten Bill of Lading
Silver Tungsten Certificate of Analysis
Silver Tungsten Certificate of Origin