When and how

Service platform through four ways to accept the user service demand, accept the user's opinions and Suggestions, and after service acceptance within 1 working day after assign personnel to contact the user and provide specific services.

● In pieces the hotline

sers to dial the service hotline 021-55213955 or 021-55211350-281, by service personnel records user requirements

● Mixer accepts the service window

Users can go to the service accepts the window (longjiang road 214 fifth floor) submit service demand and receive services.

● Mixer service platform to accept

Users can access the service platform www.cn-siri.com online submission service requirements

● Accepts the mixer E-mail

The user can be sent by Email (sheisp@126.com).

Service time: Monday to Friday 9 ~ ticket (except weekends and holidays).