Looking for a complete gold dredging machine system with integrated processing accessories for alluvial gold mining operations. Requirement specifies all necessary components must be pre-installed on a single dredge boat. Prefer modular design that combines extraction and processing functions efficiently.

We operate a trophy shop in Vietnam and are seeking various trophy models to expand our retail inventory. Please provide your product catalog showcasing available designs and materials.  
We require models suitable for different award categories and customer preferences. The supplier should offer diverse styles to meet our market demands.

We require quotations for two specifications of floating dredge hoses:  
1. 2 kilometers with 350mm diameter  
2. 2 kilometers with 300mm diameter  

Please provide separate price offers including transportation costs to Barcelona, Spain. We accept consideration of second-hand options provided they maintain complete structural integrity and operational reliability. Kindly submit distinct quotations for both new and used products if available.  
All offers should clearly specify product condition (new/used) and corresponding pricing.