To verify a technical company in.Linqing, a systematic approach can be followed using the capabilities of LINQ (Language Integrated Query), which is often used in programming languages like C#.

1. **Company Information**: Start by researching the official website or registered domain name of the company in Linqing.

2. **Legal Check**: Use LINQ to query relevant databases, such as those containing company registration records or business licenses.

3. **Technical Proficiency**: Look for evidence of technical prowess, such as patents filed, projects completed, or testimonials from clients.

4. **Customer Reviews**: Use LINQ to fetch customer reviews and ratings from platforms like Google, Yelp, or their equivalent in Linqing.

5. **Regular Updates**: Verify if the company has a consistent presence online, updating their website, blog, or social media channels regularly.

By following these steps, you can effectively verify a technical company in Linqing using LINQ’s data querying capabilities.