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Ying Yau Air Cond Engineering Sdn Bhd (Bukit Raja)

Updated 2026-09-29 · 11,662 reviewed · 1,017 listed · Scored from 9 Google reviews · How we rank ›

3.0(9) 50 low data composite score See reviews on Google ✓ Google-verified
Aircon InstallationAircon Repair
Ying Yau Air Cond Engineering Sdn Bhd (Bukit Raja)
Location
Bandar Bukit Raja, Klang
Services
Aircon Installation, Aircon Repair
Reviews
9
Ranking
#614 in Aircon Installation
Best for
customers wanting speed and willing to verify terms in writing before work starts

Core details are sourced from this business's Google Business Profile (checked 2026-09-29).

What recent reviews say

Ying Yau shows wide splits in customer experience. Some praise fast work and solid installations, particularly with Daikin units. Others report aggressive pricing, refusal to honor warranties, and staff who brush off problems once paid. The business appears indifferent to poor reviews, making consistency a real gamble.

Based on limited recent reviews, so treat this as low-confidence.

Praised for
  • fast installation and delivery
  • thorough workmanship
  • good service when satisfied
Watch-outs
  • rude and arrogant staff
  • excessive and hidden charges
  • poor follow-up and warranty refusal
  • refuses accountability for failures
skilled-technicianrude-staffoverpricedpoor-followupreliable-warranty
Best for: customers wanting speed and willing to verify terms in writing before work starts
Think twice if: check warranty terms and get written quotes upfront; some customers report refusal to honor warranty after installation or repair

Where this business shines

  • quick turnaround on installations
  • experienced with Daikin inverter units
  • thorough initial work

Worth knowing

  • One reviewer noted a Chinese technician who installed a new Daikin unit
  • Customer reported new unit broke after 2 weeks and business refused warranty repairs
  • Boss reportedly dismissive of unhappy customers, citing high volume of referrals

What reviews say by service

Aircon Installation
Fast delivery praised, but hidden terms and warranty refusal are serious concerns
Aircon Repair
Limited evidence; one customer refused repair service under warranty

How it compares

  • Rated 3 against a 4.59 average across the 687 aircon installation businesses listed here.
  • Has more Google reviews than 64% of the businesses in this directory.

What earned this score?

Ranking Method
Star rating 44
Review volume 43
Review recency 39
Review sentiment 47
Profile completeness 100
Verification 30

Rating breakdown

5
4
4
0
3
1
2
0
1
4

Common questions

Is warranty included with a new installation?
One reviewer had warranty refused after a new unit failed after 2 weeks. Get warranty terms in writing before work begins.

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Last updated 2026-09-29