To verify a technical company in Tongjiang, you would follow these general steps:

1. **Research Online**: Start by searching the company’s name along with “Tongjiang Technical Company” or similar variations. Look for official websites, registered business directories, or news articles.

2. **Check Registration**: In Tongjiang City, all companies are required to register at the local Industrial and Information Technology Department. Verify if the company has a valid registration number.

3. **Verify Technical Capabilities**: A technical company should have specific technical skills mentioned on their website or registration documents. Contact the company directly to inquire about these capabilities.

4. **Review Customer Reviews**: Sometimes, independent customer reviews can provide valuable insights into the company’s performance and reliability. Look for online platforms like Yelp, Google Reviews, or local review websites.

By following these steps, you should be able to verify a technical company in Tongjiang effectively.