Materials and purchased components are checked according to product specifications and production requirements before entering the manufacturing process.

Processed metal parts, pipe components, structural parts, panels, and accessories are inspected during fabrication.

Welded frames, tanks, supports, and structural components are checked for assembly quality and visible defects.

Compressors, condensers, evaporators, expansion components, refrigerant piping, and system connections are reviewed before trial operation.

Pumps, tanks, water pipelines, valves, and circulation paths are checked for correct installation and connection.

Control panels, wiring, electrical components, sensors, alarms, and protection devices are inspected before equipment testing.

The equipment is operated to verify water circulation, control functions, temperature response, alarm functions, and general operating performance.

Product appearance, configuration, accessories, documents, and packaging requirements are checked before delivery.