A novel of about 20,000 words could be submitted to various publishing houses, editors, or online platforms. The specific submission channels will vary according to the type of work, subject matter, and author's background. It is recommended to first determine the type of work and target audience before understanding the relevant submission channels and requirements. The following are some common submission channels: 1. Online platforms such as Qidian Chinese Network and Zongheng Chinese Network have many editor and author communities that can submit works online and participate in discussions. 2. For example, a publishing house or a literature and art publishing house would need to submit a sample of their work and pay a review fee. 3. Online platforms such as Yuewen Group and Feilu Fictional Network. These platforms have an editing team that can directly submit to the editor. 4. Other channels: For example, paper submission, email submission, etc. The specific process and requirements will be determined according to the specific situation. Before submitting, it is recommended to carefully read the relevant submission guidelines and prepare sufficient materials and information, including the introduction, outline, body, ending, etc., as well as a clear submission email or document. At the same time, they had to pay attention to avoiding plagiarism and copyright violation to ensure the quality and legitimacy of their works.