Second-hand piano recycling platforms such as JD.com, Xianyu, and 58.com are reliable.

1. JD.com second-hand platform: As one of the largest e-commerce platforms in China, JD.com has many high-quality second-hand pianos for sale on its second-hand platform, and some merchants also provide recycling services.

2. Xianyu: Xianyu is a second-hand trading platform under Alibaba. There are a large number of second-hand pianos for sale on it, and some merchants also provide recycling services. When choosing a merchant, it is recommended to check its credit rating and reputation to ensure reliable service quality.

3. 58.com: 58.com is a classified information website with a lot of second-hand transaction information, including second-hand pianos. Some individuals or businesses may provide second-hand piano recycling services.

4. Piano stores: Some piano stores will provide second-hand piano recycling services, especially those who also sell second-hand pianos. You can go to the store directly or call the store for consultation.

5. Music schools: Some music schools will need second-hand pianos and will provide recycling services. You can ask your local music school whether they provide such services.

6. Second-hand musical instrument trading market: In some cities, there are specialized second-hand musical instrument trading markets, which will provide second-hand piano sales and recycling services. You can search to see if there is such a market locally.

7. Charities: Some charities may accept second-hand piano donations and also provide recycling services. You can check with local charities to see if they provide such services.

8. Professional recycling companies: Some professional recycling companies, including Piano Recycling Network, provide second-hand piano recycling services. These companies have professional appraisers and complete recycling processes, and can provide more reliable recycling. Serve.

9. Musical Instrument Association: Some musical instrument associations will provide second-hand piano recycling services. Especially for those reputable member merchants, you can consult the local musical instrument association to find out whether such services are available.

10. Individual sellers: On the second-hand trading platform, there are also some individual sellers who sell second-hand pianos and also provide recycling services. You can choose reliable sellers by checking the seller's credit evaluation and reputation.