To verify a trade company in Meihko, you would typically follow these steps:

1. **Check Official Channels**: Look for official business registration websites or databases maintained by the local government. In Meihko (also known as Mudanjiang), this could be the Mudanjiang City Bureau of Industry and Information.

2. **Verify Company Name and Registration Number**: Once on the official website, look up the company you are interested in verifying. Make sure to use the correct Chinese characters or Pinyin for the name.

3. **Check Business Activity and Status**: The verification process should also provide information about the company’s registered business activity, location, and current status.

4. **Contact if Needed**: If there is no online verification system available, you may need to physically visit the company registration office in Meihko.

Remember that different cities and regions may have slightly different procedures for verifying trade companies.