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

1. **Research Online**: Start by searching the company’s name along with “Yuzhou Technical Company” on reputable search engines like Google, Bing or local search platforms.

2. **Company Registration Information**: Check if the company is registered with relevant authorities in Yuzhou. You can visit the local government websites for this information.

3. **Review Online Presence**: Look at the company’s official website (if exists), social media profiles, and any customer reviews that may be available online.

4. **Contact Directly**: If you are still unsure about the authenticity of the company, consider reaching out to them directly through their provided contact details.

Remember, verifying a technical company in Yuzhou requires thorough research and checks, so exercise caution when conducting your own verification process.