In order to protect the interests of customers, King ventilation is the first in the industry to promise customers the safe use commitment without preconditions and exceptions:
1、The unique blade design of King ventilation ensures that the fan will not break or fall after emergency stop and impact by foreign objects。
2、The patented connection mode of Dawang ventilation ensures that the components of Dawang ventilation's large fan will not fall unless the building carrying the fan collapses under any circumstances.
3、Any non-standard start and stop operation will not lead to the falling of large fan components。
Worry free warranty
1、During the warranty period, if the equipment fails or finds quality problems during operation, King ventilation will respond within 24 hours.
2、During the warranty period, for the problems that need to be handled on site, our company will send technicians to the site within 48 hours. In case of faults caused by the quality problems of the equipment itself, our company will provide free after-sales maintenance services until the problems are solved.
3、During the warranty period, when safety accidents occur due to the design, manufacturing, installation and other factors of the equipment itself, King ventilation will bear all responsibilities arising therefrom.
4、During the warranty period, when safety accidents occur due to the design, manufacturing, installation and other factors of the equipment itself, King ventilation will bear all responsibilities arising therefrom.
Quality and process assurance
Dawang is committed to providing you with ecological environment, automatic control and intelligent service solutions for building Internet of things, so as to help you maintain and improve the reliability, productivity, comfort and operation efficiency of the system. We have carefully designed customer support services to enable you to choose the appropriate expertise and resources according to your needs anytime, anywhere, so as to maintain the ecological health of the air environment.
1）According to the environment customization scheme, we can solve the air environment problems in production and life by customizing on-site services, so as to improve your production efficiency and environmental comfort, so that daily production can be carried out in an orderly manner according to the progress, and travel, shopping and entertainment can reduce the energy consumption of improving the air environment.
2）Aging facilities customize the long-term operation scheme. With the aging of environmental improvement facilities, it faces more risks and longer downtime. Our proven methods and on-site service experience can help you make long-term plans and support you at every step.
3）Remote data control customization
The intelligent control box can easily access the data, reduce the maintenance cost and prolong the normal operation time of the system as much as possible through our predictive analysis, active technical support, preventive maintenance strategy and on-site service intervention and coordination, so as to make your data run normally。