# CEZHEN > CEZHEN's English-language website presents industrial sensing, data acquisition and machine condition monitoring products. Product detail pages contain model-specific descriptions and specifications. Documentation provides English product references, configuration and operating manuals, and software guides. Follow each document's applicability notes; separate source editions can have different specifications. The company and contact pages provide current business information. Interactive demonstrations illustrate sensing principles; they are not calibration results. Consult the linked pages for current information. ## Products and applications - [CEZHEN | Precision sensing for rotating machinery](https://hkhuiling.com/): Explore CEZHEN vibration and displacement sensors, portable analyzers and online monitoring systems for rotating machinery. - [Vibration Sensors & Monitoring Products | CEZHEN](https://hkhuiling.com/products): Browse CEZHEN eddy current probes, vibration and speed sensors, monitoring instruments and calibration equipment by model and specification. - [Interactive Sensor Demonstrations | CEZHEN](https://hkhuiling.com/domestic): Explore interactive demonstrations of YD9800 eddy current displacement sensing and YD30 piezoelectric vibration measurement. - [Product Documentation & User Guides | CEZHEN](https://hkhuiling.com/documentation): Search CEZHEN product references, installation and configuration manuals, and software guides by model or topic. ## Company - [About Shanghai Cezhen | Sensors Since 2006](https://hkhuiling.com/about): Learn about Shanghai Cezhen Automation Instrument and its work in vibration sensing, data acquisition and machine fault diagnosis since 2006. - [Sales & Technical Contacts | CEZHEN](https://hkhuiling.com/contact): Contact CEZHEN for product selection, international trade, pre-sales advice and after-sales support for industrial sensing and monitoring. ## Optional - [Company News & Product Insights | CEZHEN](https://hkhuiling.com/news): Read published CEZHEN company news, product updates and insights into industrial sensing and machine condition monitoring. - [Technical Downloads | CEZHEN](https://hkhuiling.com/downloads): Browse available CEZHEN technical download resources and supporting materials for industrial sensors and monitoring equipment. - [Product Highlights | CEZHEN](https://hkhuiling.com/new): Discover selected CEZHEN sensing and monitoring products, with model details, key specifications and links to product information. - [Sitemap](https://hkhuiling.com/sitemap.xml): Current public page URLs, including product and published news detail pages.