High-Quality Product Mockup Manufacturing Needed

I'm seeking a reliable manufacturer or supplier to produce high-quality versions of my product mockups for my brand, Nueva Luna Creations. The product line includes a canvas tote bag, a keychain crafted from zinc alloy with enamel, and a backpack made from oxford fabric. All these items should be suitable as promotional items and feature durable materials with excellent print or engraving quality.

Key Requirements:
- Production of a canvas tote bag using sublimation printing
- Manufacturing of a keychain through die casting of zinc alloy with enamel
- Creation of a backpack via sublimation printing
- Small-batch or larger run production options available

Ideal Skills and Experience:
- Proficiency in creating promotional items
- Expertise in using the specified materials and manufacturing methods
- Ability to deliver high-quality prints and engravings