1. Retail supermarkets and food stores: rye flour can be sold to individual consumers through retail supermarkets and food stores. These stores usually offer a variety of flour choices, including rye flour, for consumers to buy.

2. Online e-commerce platform: With the development of e-commerce, more and more people choose online shopping. Black wheat flour can be sold through major e-commerce platforms, such as Taobao, Tmall and JD.COM. Online platforms can reach a wider range of consumers, making it convenient for consumers to buy at home.

3. Catering industry: Triticale flour can be sold through catering industry, such as bakeries, coffee shops and restaurants. Black wheat flour can be used to make all kinds of pasta, bread, pasta and so on. To meet the needs of consumers.

4. Community group buying: With the rise of community group buying, more and more consumers choose to buy food on the platform of community group buying. Black wheat flour can be sold to community residents through community group buying platform.

5. Wholesale channel: rye flour can be sold to retailers and catering businesses through wholesalers, and then they can retail or use it in their own products.

6. Import and export: Black wheat flour can be sold to other countries or regions through import and export channels to meet the global market demand.

It should be noted that the sales volume of black wheat flour is also affected by market demand, price, brand awareness and other factors. These channels may be different according to regional and market conditions.