Why is China Unicom signal so bad recently? Network-wide hotspot analysis and user feedback summary
Recently, many China Unicom users have reported declining signal quality on social media and complaint platforms, triggering widespread discussions. This article combines the hot data of the entire network in the past 10 days to analyze possible causes and provide practical suggestions.
1. Hot topic trends on the entire network (last 10 days)
| keywords | peak search volume | Main discussion platform |
|---|---|---|
| China Unicom signal is poor | 82,000 times/day | Weibo, Zhihu |
| 5G network is unstable | 56,000 times/day | Tieba, Douyin |
| Base station maintenance announcement | 34,000 times/day | Operator official website |
| Cell phone signal enhancement methods | 29,000 times/day | Xiaohongshu, Bilibili |
2. Problems with centralized feedback from users
After sorting out 300+ valid complaints, the main issues focus on the following aspects:
| Question type | Proportion | Typical scenario |
|---|---|---|
| 4G/5G handover failed | 42% | Subways, shopping malls and other public places |
| Intermittent call | 31% | high-rise residential area |
| Data network latency | 27% | Video conferencing/online gaming |
3. Operator’s official response
China Unicom customer service provided the following explanation through official channels:
| time | Response content | Scope of influence |
|---|---|---|
| June 15 | Base station upgrade in some cities | 12 cities in North China |
| June 18 | Extreme weather equipment maintenance | Coastal areas of Guangdong and Fujian |
| June 20 | 5G NSA network optimization | Nationwide |
4. Technical experts analyze possible causes
1.Network architecture adjustment:The transition from 5G NSA to SA networking may cause signal fluctuations in some areas
2.Base station load is too high:Traffic surges during the summer, and base stations in some areas are overloaded
3.Terminal compatibility issues:Some old models are poorly adapted to 5G signals
5. User self-service solutions
| method | Operation steps | Applicable scenarios |
|---|---|---|
| network reset | Settings-General-Restore-Restore Network Settings | Suddenly the signal goes bad |
| Manual network selection | Settings-Cellular Network-Network Selection | 4G/5G switching abnormality |
| Update carrier configuration | Dial *228 (for some models) | Weak long-term signal |
6. Industry comparison data
According to the latest report from Speedtest, a third-party monitoring organization:
| Operator | 4G average download (Mbps) | 5G average download (Mbps) | Network availability |
|---|---|---|---|
| China Mobile | 38.2 | 286.5 | 98.7% |
| China Telecom | 35.6 | 278.3 | 97.9% |
| China Unicom | 33.1 | 264.8 | 96.2% |
7. Recommended measures
1. Short-term solution: Check the status of surrounding base stations in real time through the operator's APP to avoid important communications during maintenance periods
2. Long-term solution: It is recommended that dual-SIM users use SIM cards from different operators to ensure emergency communications.
3. Feedback channel: Dial 10010 and press 3 to directly access the network quality complaint hotline.
At present, China Unicom has launched the "Special Action for Summer Network Optimization" and promised to complete network adjustments in major cities by the end of July. It is recommended that users keep signal test screenshots at specific times and locations (detailed signal data can be queried through *3001#12345#*) to facilitate precise location of problems.
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