1. From the comparison of network speed and network stability, the mobile broadband service started late, immature and slow. Telecom and China Unicom are old brands, with stable network and guaranteed network speed.

2. Comparison by price advantage: China Mobile and China Unicom have preferential prices. Telecom is expensive, so Unicom is recommended for comprehensive comparison.

If you need to handle it, you can bring your valid certificate to the local business hall, or you can directly call 100 10 to make an appointment for on-site handling.