1. Online search: You can find the information of the buyers of Monopterus albus on major agricultural products trading websites. These websites include but are not limited to Huinong.com, Approval.com Agriculture, Aquaculture.com, etc.
2. Farmers' market: You can go to the local farmers' market to find buyers of Monopterus albus. These markets generally have some special fish stalls. You can ask them if they have bought eel.
3. Rural fairs: In some rural areas, there are fairs every week or month. In these markets, you can find some buyers of Monopterus albus, who may set up stalls in the market to trade.
4. Social media: You can search for information related to the acquisition of Monopterus albus on social media, such as local Monopterus albus purchasers, or post some inquiries to find potential purchasers.
5. Contact Monopterus albus farmers: If you have the contact information of Monopterus albus farmers, you can ask them if they have cooperative purchasers, or you may directly provide you with acquisition channels.
6. Find middlemen: If the number of eels is small, consider finding some middlemen, who generally provide eel procurement services.
These are some ways to find a buyer for Monopterus albus. I hope it will help you.