Sichuan Zhongneng Environmental Protection Technology Co., Ltd. is a high-tech enterprise focusing on scientific research, design, production, installation and technical services of “vacuum toilets”. With mature technology and rich design and construction experience, ZNZK has always been at the forefront of research of China’s vacuum toilet system products.
ZNZK has gone on to the largest supplier of vacuum toilet in China. With 500+ installations nationally, ZNZK design engineers and project managers have been involved in a large variety of projects of ……

Mobile Restroom Customization
★ The appearance and color
★ Can customize 2 to 6 seats vacuum toilet
★ Space layout
★ Ceramic or stainless steel materials
★ Toilet bowl or squat pan
Our mobile restroom offers super flexibility for projects since it is highly mobile.
When there is no water inflow and no sewage pipe, 2000 to 3000 flush are possible. The customer can also choose the heating and insulation equipment, and the use environment temperature is -50° to 40°.
Will develop a solution that meets your demands!
Contact us , we are online!ZNZK vacuum toilet greatly performance
Mobile ZNZK vacuum toilet solution
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Beyond the Flush: The Silent Revolution Shaping Our FutureAug-15-2025In our daily lives, some designs and technologies are so ubiquitous that we barely notice their existence—until they fail. Sanitation facilities, especially the flush toilet, are a prime example. This invention, largely unchanged since the 19th century, consumes nearly a third of all hou...
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The Cornerstone of Civilization in Extreme Environments: A Sanitation Revolut...Aug-08-2025When we envision the future of humanity—whether it’s tapping resources in the planet’s most remote corners, hosting massive festivals in vast deserts, or rapidly rebuilding communities after a disaster—we tend to focus on grand technologies like energy, communications, and tr...