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

1. **Check registration**: The first step is to ensure the company has been legally registered with the Jiangxi provincial administration for industry and commerce (AIIC). You can find their registration information online.

2. **Research Company Profile**: Visit official business information databases like the China Corporate Register or the company’s own website. These sources provide detailed information about the company, including its technical capabilities.

3. **Check Technical Certifications**: Look for any certifications related to technology that the company has obtained from recognized institutions. This could include ISO 9001 quality management certification for their technical services.

4. **Contact verification**: If you’re still unsure or want additional confirmation, you can directly contact the company’s technical department or use their customer service channels. They should be able to verify their technical capabilities and status.

Remember that verifying a company’s technical capabilities in China can sometimes involve additional steps due to the complexity of Chinese business regulations.