To verify a trade company in Huainan, China, follow these steps:

1. **Research Online**: Begin by searching the company’s name along with “trade company in Huainan” on reliable search engines like Google, Baidu, or Yandex.

2. **Check Official Websites**: Visit the company’s official website (if available) to verify its authenticity and check for relevant business information.

3. **Verify Registration Documents**: Companies operating in China are required to register with local authorities. Look for registration certificates or business licenses issued by Huainan City Government.

4. **Check Company Profile on Industry Platforms**: There might be industry-specific platforms where the company would have a profile. These can include B2B marketplaces like Alibaba, Made-in-China, or similar platforms in Chinese.

By following these steps, you can significantly increase the chances of verifying a genuine trade company in Huainan.