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ZHONGZHENG provides “Consultant & Steward” services throughout the life cycle of entire investment project, consisting of such stages as before-sale consultation, solution design, equipment manufacturing, installation instructions, spare parts supply, and production line operation.



Pre-contract, according to the actual situation, the company sent technicians to customers or communicate to design selection for the user to choose the most suitable equipment. Provided free of charge to the equipment and technology, process, layout, and other technical consulting and system design; provide all the drawings required for the design and data.


Our experienced technicians is available on the phone and on the internet, so customer can get instance guidance asap, and we will send technicians to the jobsites for guiding the installation and adjustment, training operators and finishing the check and accept together with you.


The quality guarantee is 12 months after finishing the trial run of machines which has been shipped to the buyer side. To establish long term friendship, we will regularly pay return visit to customers, supplying technique, building design, instruction, installation and debugging for free.

Training ,Maintenance and Evaluation

The following courses are available:

A training course for equipment attendants, equipments supervisors and stand-by or emergency personnel

A course for equipments supervisors, fitters, electricians and instrument mechanics, maintenance supervisors and engineers

A inspection course for maintenance engineers, maintenance foremen or experienced equipment fitters.

Properly maintained equipment performs more efficiently and reduces costs by minimizing probability for equipment failure and plant downtime. Each installation has its own specific design requirements but will only be as safe and effective as the maintenance program established. Regular maintenance performed by our Field Service Technicians is important for the safety and longevity your ZHONGZHENG product.

Our Field Service Technicians are trained to assess your boiler and pressure vessel for upgrades, repairs, and parts replacements. Operational checks can be performed while on line and equipment inspection can be scheduled for outages and during down time. Many customers schedule our technicians in conjunction with their down time and operating parameters. Our qualified Service Technicians provide equipment evaluations and recommendations for all parts necessary to ensure your system performs safely, reliably and effectively.

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Success Cases

The thermal oil heater was very important for our production lines. Among many industrial boiler manufacturers, we selected ZOZEN which not only had reliable

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At present, three sets of customized ZOZEN SZS series boilers had reached the UYUNI port and would enter the installation phase soon

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ZOZEN customized a solution for the technical transformation of our coal-fired boiler. We felt the professionalism and pragmatism

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The excellent quality and perfect service provided by ZOZEN was indeed commendable. From the initial solution design to the

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