To verify a trade company in Tieling, a city known for its commercial activities, you would follow these steps:

1. **Identification**: Begin by identifying the specific trade company you wish to verify. This can be done through their official name, business registration number, or any other relevant details.

2. **Official Check**: Next, consult the local government’s office or department responsible for registering and verifying businesses. Provide them with the necessary information about the company.

3. **Document Retrieval**: If required, they may ask to retrieve specific documents related to the trade company. This could include registration certificates, licenses, financial statements, or any other pertinent information.

4. **Verification Result**: After gathering and examining all relevant information, the verification result will be provided. If the company is found to be legitimate and in good standing, you will receive this positive outcome.

Remember, the specific steps and authorities involved may vary slightly depending on local policies and regulations.