To verify a trade company in Shiyan, a city located in the central part of China’s Hubei Province, follow these steps:

1. **Check Online Resources**: The first step is always to search for the company online. Visit platforms like the State Administration for Industry and Information Technology (SAIIT), the Chinese Business Registry (CBR), or local business directories.

2. **Verify Company Name**: Make sure the company name matches what you’re looking for in Shiyan.

3. **Obtain Registration Details**: If the company is registered, you should be able to view its registration number, business license number, and other relevant details.

4. **Contact the Company Directly**: If the above checks confirm the trade company’s authenticity, you can attempt to contact them directly for further verification or inquiry.

Remember that the process may vary depending on the specific laws and regulations of Shiyan.