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Extension Privacy
This page explains how the Cable Tray Calculator browser extension handles data. The short version: calculations run locally in your browser, and the extension does not collect personal information.
Cable Tray Calculator by Xinma does not collect personal information.
The extension does not transmit calculation inputs or results to Xinma, XMQJ, or any third-party server. All calculations are performed locally in the user’s browser.
The extension does not track browsing history, page content, keystrokes, location, identity, payment information, authentication information, or website activity.
The extension does not require an account or login.
The extension does not use advertising networks, analytics services, affiliate tracking, or third-party data processors.
The extension does not sell, rent, or share user data.
If a user contacts Xinma through the website contact form or email, any information voluntarily provided through that separate website interaction is handled according to the website’s general privacy practices.
Cable Tray Calculator by Xinma is provided by Shanghai Xinma Busway & Cable Tray Co., Ltd.
Website: https://xmqj.com/
For support or privacy questions, contact Xinma through the official website contact page.
Last updated: June 10, 2026