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Privacy notice

Updated: 13 November 2026

Purpose and information

The enquiry form collects the name, company, phone or email and business requirements you provide, together with the source page and language, to respond to your enquiry and discuss relevant services.

Storage and access

Submissions are stored in our website business system and enquiry notifications are sent to our business contact through our enterprise email provider. Authorized administrators and business staff may access relevant records to handle your request. We retain information for as long as needed to handle your enquiry, provide services and meet applicable obligations.

Deletion and contact

Contact ls@yiheit.net or +86 21 6330 1362 to request access, correction or deletion of your submitted information, or to withdraw consent. We will handle requests after verifying your identity, subject to applicable retention obligations.

Room 318, Building 9, No. 471 Guiping Road, Xuhui District, Shanghai, China