1, call the hotline 100 10. You can ask questions to the intelligent voice assistant according to the voice prompts. If intelligent voice can't solve your problem, you can ask for help from manual customer service according to voice prompts.
2. Call the hotline 100 15. When you can't solve your reasonable demands in the business hall or customer service channels such as 100 10 hotline, you can call China Unicom's consumer rights hotline 100 15 and transfer to manual customer service according to the voice prompts.