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Beijing University of Chinese Medicine Smart Card-Based Intelligent Shower System
The cartridge-type smart shower produced by Chengde Longzhida Intelligent Instruments and Meters Technology Co., Ltd. has been well-received at Beijing University of Chinese Medicine.

The Chengde Longzhida card-based smart shower system features high levels of automation and intelligence, stable performance, strong anti-interference capability, long service life, and easy installation. It enables automatic metering of water and electricity usage, encouraging users to proactively conserve water. The entire system consists of a contactless IC card, a controller, a management unit, and accompanying computer software. The Longzhida card-based smart shower system is widely used on campuses and represents an ideal solution for the automated management of public water resources.
Heat Meter Verification Device Used by the Chengde City Metrology and Testing Institute
Heat Meter Verification Device Used by the Chengde City Metrology and Testing Institute
Chengde Longzhida possesses independent intellectual property rights. The heat meter verification devices it produces are fully functional, stable in performance, and highly reliable, and have been effectively utilized by the Chengde City Metrology and Testing Bureau. The heat meter verification device manufactured by Chengde Longzhida, which is used by the Chengde City Metrology and Testing Institute, features a wide verification range, effectively addressing the issue of inaccurate measurements for low flow rates commonly found in similar products. Its overall structure is rational, aesthetically pleasing, and corrosion-resistant; it is easy to operate and ensures safety and reliability. Furthermore, based on specific user requirements, Chengde Longzhida can design and manufacture heat meter verification devices tailored to meet the diverse needs of various users. The Chengde Longzhida heat meter verification device is widely used by heat meter manufacturers, urban heating companies, and metrology inspection agencies.
Qingdao Huiquan Bay Seawater Bathing Area Induction Shower Project
Qingdao Huiquan Bay Seawater Bathing Area Induction Shower Project
Chengde Longzhida Intelligent Instrument & Meter Technology Co., Ltd. has successfully implemented an integrated project for the construction of induction shower units in collaboration with Qingdao Huiquanwan Development Company. Chengde Longzhida Intelligent Induction Shower Units feature stable performance, strong anti-interference capability, long service life, easy installation, and a wide range of applications. They offer intelligent, convenient, energy-saving, water-efficient, and automated control and management solutions. Chengde Longzhida Intelligent Induction Shower Units are widely used in seaside bathing resorts and bathrooms, earning high praise from customers.