Service Details
- Air Conditioning Repair - Cooling Problems
Water leakage (water dripping from air conditioner) - Other problems (such as noise/no start/slow air supply)
- Air conditioner emergency repair, general operation inspection service
- Air Conditioning Troubleshooting, Performance Check
- Replacement of parts and refilling of refrigerant

Air Conditioning Repair Service
We provide on-site repair services, including:
- Air conditioner emergency repair, general operation inspection service
- Air Conditioning Troubleshooting, Performance Check
- Replacement of parts and refilling of refrigerant

Air Conditioning Parts Replacement
According to the customer's needs, we also provide parts replacement service, such as
- Snow pipe insulation, shock pad replacement
- Radiator hose replacement
- Order designated Loxson air conditioner parts (our company is one of the designated Shun Hing parts distributors)
Why Choose Us
We have always insisted on continuous innovation to improve customer experience, and developed into today's customer-centric service platform, dedicated to bring people a better and more intimate experience. Our 100% customer satisfaction is not something we can achieve easily, it depends on the professional services of our staff to achieve a good reputation.
Professional maintenance of equipment
In order to ensure the quality of our services, we use professional equipment:
- Kärcher K2.420 High-pressure water gun for air conditioning cleaning
- Kärcher Germany Kärcher Power Suction Machine
- BP XP115 Rotary vacuum pump
- Anemometer and Humidity Meter


Our Clients
We provide air conditioning maintenance and cleaning services to major local public institutions. Our clients include public hospitals, large passenger transport companies, primary and secondary schools, large restaurants, household customers and various small and medium-sized enterprises.

Provide 24-month air conditioning maintenance and cleaning service for depots in Kowloon and New Territories.

It is a local online home service matching platform that provides 6 months air conditioner maintenance and cleaning service.

We provide air conditioning cleaning services for a large local home appliance supplier.

Provide air-conditioning replacement service for major government departments and government buildings

Provide maintenance, cleaning and repair services for the seawater cooling plant room of the building for 48 consecutive months.

Provide 6 months of air conditioning maintenance, cleaning and repair services for the port building.

We provide 24-month air conditioning maintenance contract and air conditioning cleaning and repair services for all our stores and branches as the headquarters of the International Chain Store Group.

Replacement of whole house air-conditioning for a luxury house in Sai Kung.

Provide air conditioning cleaning and maintenance services to over 30 households in a high-end private residence in West Kowloon.

Provide annual air conditioning maintenance and cleaning services for the schools of the Education Bureau.


Provide annual maintenance and cleaning services for a large international private kindergarten

Provide covered playground air conditioning replacement service for schools of the Board of Education.

Provided replacement and installation services for over 40 air conditioners for a large non-profit organization located on Hong Kong Island.

Provided replacement and installation services for more than 10 air conditioners for a secondary school in Kowloon.

Provide air conditioning maintenance and cleaning services for an international aircraft oiling company for maintenance and repair of electrical and mechanical equipment.
Residential wall-mounted split air conditioner cleaning service (indoor air conditioner) is provided by our technicians at the customer’s home.
If the technician decides that the air conditioner is not suitable for cleaning/steaming after inspection, or the customer refuses to clean/steam the air conditioner temporarily, we will charge an attendance fee of HK$150 per air conditioner.
Customers are required to handle the removal/installation of decoration items that may block the air conditioner cleaning work and all related costs. If the air conditioner is blocked from being cleaned/steamed, we will charge an attendance fee of HK$150 per air conditioner.
Cleaning service for residential wall-mounted split air conditioners (indoor units) does not include cleaning of the radiator, repair service or other service charges for split air conditioners.
For residential wall-mounted split air conditioner cleaning service (indoor air conditioner), it is only applicable to residential units and air conditioners with 3 hp or less installed less than 3 meters above the floor, if the air conditioner is installed in a non-residential building or higher than 3 meters, we will quote separately.
To enjoy the “Simultaneous Cleaning Offer”, the service must be performed at the same location and at the same time, and the actual charge will be calculated based on the actual number of units to be cleaned and the corresponding price. Please refer to “Latest Promotion” on our website for the service charge of “Simultaneous Cleaning of Multiple Air Conditioners”.
Please refer to the “Air Conditioner Cleaning Service” on our website for details of the cleaning procedure for wall-mounted split type air conditioner cleaning/steaming service. The cleaning procedure will be adjusted according to the environmental factors on site.
The above rates are not applicable to outlying island areas (except Tung Chung and Discovery Bay).
Remote areas and restricted areas are subject to a “Remote Areas and Restricted Areas Service Surcharge” of HK$370 per visit.Discovery Bay is subject to an additional HK$300 service charge and car tunnel toll per trip.
Under adverse weather conditions, e.g. black/red rainstorm or thunderstorm warning, the cleaning service will be suspended and the scheduled appointment time will be affected and delayed. If Typhoon Signal No. 8 or above is hoisted, all services will be cancelled. We will contact the affected customers as soon as possible after the warning signal is lowered to make service arrangements.
The decision to accept cleaning or not is final.
In case of any dispute, Centron Equipment reserves the right of final decision.
Sintronic Air Conditioning Repair Service
Sintronic provides one-stop professional air conditioning installation and maintenance services, in order to provide comprehensive air conditioning services to our customers and keep them in the summer cool. This includes general home, store and office air conditioning repair, installation and removal of air conditioners.
*If you need to repair 10 or more air conditioners, please contact customer service in advance to confirm, otherwise we may not be able to complete the service within the specified time.
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