- Welcome to Shanghai Yuzhi Technology Co., Ltd. official website!
- CN
- Hotline：0571-63550890
Customer contact customer service to submit after-sales requirements
After sales service specialist : Miss Zhang
Hotline : 021-39968021
Technical personnel analyze after-sales issues
Provide solutions 24 hours a day
If on-site maintenance is required
Arrival within 8 hours, door-to-door service
Arrive on-site for maintenance
Until the problem is solved
After completion of after-sales service
Telephone follow-up within one week
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