1. Go directly to the store and ask the source of the bag.
2. Contact the store by phone or email and ask the customer service staff about the source of the package.
3. Find the contact information on the store official website, and ask the customer service staff about the source of the package through the contact information on the website.
In addition, if you can't directly contact the supplier of this store, you can also try to find similar products through the following channels:
1. Search for similar canvas bags online to find products with more reasonable prices.
2. Go to the local cloth market or wholesale market to find a similar canvas bag.
3. Ask other stores if they have similar products, and ask their sources of purchase.
I hope this information can help you!