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Why Can We Always Ensure Excellent Quality

Quality Control

We understand the importance of quality control. Every Leomon air-source heat pump undergoes rigorous quality testing to ensure it can withstand harsh weather, humidity, mold, and other real-world conditions.

Quality assurance begins at the earliest stages of the value-added chain, from system design inspection, incoming material inspection, piping connection control, to final assembly system testing.

1. Incoming Material Quality Inspection
Supplier evaluation, material quality inspection,
Heat exchanger leak inspection, electrical unit inspection

2. Pipeline grafting QC
Bending, pipe drilling, shrinking, expanding, grinding, cleaning, welding

3. Assembly system quality control
Welding, leak detection, vacuuming, refrigerant filling, pipe insulation application, silencer application, control system connection

4. System design quality control
System design, component design, housing design, piping design, wiring design

Certification

Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: Patent
Number: 201810982054.6
Issue Date: 2019-05-17
Scope/Range: air source heat pumps
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CE
Number: BV E 0901043
Issue Date: 2009-01-08
Scope/Range: HEAT PUMPS
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CE
Number: BV E 0901042
Issue Date: 2009-01-08
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CCC
Number: 2013010706591008
Issue Date: 2013-12-24
Expiry Date: 2018-12-24
Scope/Range: HEAT PUMPS
Issued By: China quality certification center
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CQC
Number: CQC
Issue Date: 2020-06-19
Expiry Date: 2025-06-19
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: Patent
Number: 201810982054.6
Issue Date: 2019-05-17
Scope/Range: air source heat pumps
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CE
Number: BV E 0901043
Issue Date: 2009-01-08
Scope/Range: HEAT PUMPS
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CE
Number: BV E 0901042
Issue Date: 2009-01-08
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CCC
Number: 2013010706591008
Issue Date: 2013-12-24
Expiry Date: 2018-12-24
Scope/Range: HEAT PUMPS
Issued By: China quality certification center
Maanshan Leonon Energy Saving Technology Co., Ltd. Certifications
Standard: CQC
Number: CQC
Issue Date: 2020-06-19
Expiry Date: 2025-06-19
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