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Pre-sales Service
Global advanced design software
 
The company’s process calculation design, single equipment calculation, and pipeline stress calculation design all use international advanced software to ensure that the customer’s preliminary solution design is at the global leading level.
Rich corporate experience
 
The company’s process calculation design, single equipment calculation, and pipeline stress calculation design all use international advanced software to ensure that the customer’s preliminary solution design is at the global leading level.



Sale Service
Scientific management
DEAR has established ISO9001: 2008 quality system, pressure vessel manufacturing quality system, pressure vessel design quality system, pressure pipeline manufacturing and installation quality system, etc., to achieve comprehensive management of quality before, during and after.
Precision installation
The professional installation team has long been engaged in the installation of air separation equipment and can fully control the quality control point. Use customized installation accessories to ensure the quality of each accessory. There is an installation monitoring team to guide and supervise the installation to ensure the high quality of the installation.
After Sales Service