Book on WhatsApp
61889798. Describe the issue in writing so we can understand it before your visit.
Contact Our Kowloon Bay Workshop: Address, Phone and Online Booking
Free on-site air-conditioning checks. Book by WhatsApp or phone. Open every day, including Sundays and public holidays.
Contact details
HW Car Tuning Contact Information
- AddressUnits A7 & A8, G/F, Block A, Proficient Industrial Centre, 6 Wang Kwun Road, Kowloon Bay, Hong Kong
- Phone61889798
- WhatsApp / messaging platforms61889798
- Fax3461 9740
- Emailhwcartuning@gmail.com
- Social mediaFacebook / Instagram：@hwcartuning
- Opening hoursMonday–Saturday: 9:30 am–7:00 pm
Sundays and public holidays: 10:00 am–4:00 pm
Open every day. Enquiries welcome.
Please Book Before Visiting
We are at Units A7 & A8, G/F, Block A, Proficient Industrial Centre, 6 Wang Kwun Road, Kowloon Bay, Hong Kong. Call or contact us on WhatsApp at 61889798 to arrange an appointment. For directions, see the travel information below。
For our background and certificates, see About HW Car Tuning. For charges and service information, explore our vehicle repair services and air-conditioning specialist。
Social channels: HW Car Tuning on Instagram｜HW Car Tuning on Facebook @hwcartuning
Book Vehicle Repairs or a Free Air-conditioning Check Online
Complete the form below and we will reply as soon as possible during opening hours.
How to book
Four Ways to Contact Our Kowloon Bay Workshop
Choose the most convenient method. Our team can answer technical questions directly.
Book by phone
61889798. Call during opening hours for enquiries and appointments.
online booking form
Complete the online booking form and we will reply during opening hours.
Email enquiries
hwcartuning@gmail.com. Suitable for non-urgent enquiries.
Booking process
Booking and On-site Inspection
Using our popular air-conditioning check as an example, there are four steps from booking to repair.
- 1
Contact the workshop
Provide the vehicle model, year and issue through WhatsApp, phone or the online form.
- 2
Confirm an appointment
Our team will respond and arrange a suitable date and time.
- 3
Free on-site air-conditioning check
Check system pressures and vent temperature, and assess compressor, condenser and electrical operation.
- 4
A quotation before repair
We provide a clear quotation after inspection and start repairs only with your approval.
Information to Prepare Before Booking
- Vehicle model and year, such as Honda Jazz 2018
- A description of the symptoms and when they occur
- Required service: air conditioning, engine, diagnostics, inspection, battery, oil or filters
- Your preferred visit date
- For annual inspection: vehicle licence-expiry date
Location map
Find Our Kowloon Bay Workshop
Units A7 & A8, G/F, Block A, Proficient Industrial Centre, 6 Wang Kwun Road, Kowloon Bay, Hong Kong.
Units A7 & A8, G/F, Block A, Proficient Industrial Centre, 6 Wang Kwun Road, Kowloon Bay, Hong KongOpen in Google Maps
travel information below
Directions to Proficient Industrial Centre
Proficient Industrial Centre is at 6 Wang Kwun Road in Kowloon Bay’s industrial and commercial district, near MegaBox and Telford Plaza.
By car
Set your navigation destination to Proficient Industrial Centre, 6 Wang Kwun Road, Kowloon Bay. The workshop occupies Units A7 & A8 on the ground floor of Block A. Please book before visiting.
By MTR
The nearest station is Kowloon Bay on the Kwun Tong Line, approximately 10–12 minutes away on foot, depending on the exit and route.
By bus
Bus stops on Wang Chiu Road are near the building. Lam Wah Street and the Kowloon Bay public transport interchange are also within walking distance. Check current routes and timetables with the operators.
Available appointments
Services You Can Book
Explore the service details below before making your appointment.
Air-conditioning repairs and free checks
Free on-site checks, 2.5-hour automatic cleaning, compressor repairs and refrigerant charging.
Air-conditioning specialists →Specialist engine repairs
Systematic diagnosis of engine noise, oil leaks, stalling and weak acceleration.
Engine repair service →Computer diagnostics
Fault-code and live-data analysis, and dashboard warning-light diagnosis.
Computer diagnostics →Annual vehicle inspection arrangements
Comprehensive pre-inspection checks and preparation, followed by examination arrangements.
Annual inspection arrangements →Battery replacement and electrical repairs
Battery health tests and AGM, EFB or conventional battery replacement.
Battery replacement →Engine oil, filters and vehicle fluids
Italian-made Pakelo engine oil, transmission, differential, brake and steering fluids, and vehicle filters.
Oil and fluid services →
Frequently asked questions
Contact and Booking FAQs
For maintenance questions, see vehicle maintenance FAQs and air-conditioning FAQs。
What is the workshop address?
HW Car Tuning is at Units A7 & A8, G/F, Block A, Proficient Industrial Centre, 6 Wang Kwun Road, Kowloon Bay, Hong Kong.
What are your opening hours? Are you open on Sundays?
Monday–Saturday, 9:30 am–7:00 pm; Sundays and public holidays, 10:00 am–4:00 pm. Open every day.
How can I book a repair or service?
Call or WhatsApp 61889798, email hwcartuning@gmail.com or complete the form on this page. We will reply as soon as possible during opening hours.
What information should I provide when booking?
Please provide your name, contact number, vehicle model and year, required service, preferred date and a brief description of the issue, such as poor cooling or unusual air-conditioning noise. Clear information helps us prepare.
How do I reach the workshop by MTR?
The nearest station is Kowloon Bay on the Kwun Tong Line. The walk to Proficient Industrial Centre takes approximately 10–12 minutes, depending on the exit and route. Check a map before travelling.
Are there bus stops nearby?
Yes. There are stops on Wang Chiu Road near Proficient Industrial Centre. Lam Wah Street and the Kowloon Bay public transport interchange are also within walking distance. Check current operator information for routes and timetables.
Is the on-site air-conditioning check free?
Yes. The system check is free. We provide a clear quotation afterwards and carry out repairs only with your approval.
Can I send photographs or videos on WhatsApp?
Yes. Contact us on WhatsApp at 61889798 to describe the issue and ask technical questions. Our team will respond directly.
What happens after I submit the online form?
The page displays a confirmation after your enquiry is saved. The workshop receives the enquiry in its management system and, when SMTP is configured, by email. We will contact you during opening hours to confirm arrangements.
Which services can I book?
Air-conditioning repairs and free checks, engine repairs, computer diagnostics, annual inspections, batteries, engine oil, transmission and other fluids, plus fuel, air, cabin and oil-filter replacement.