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Teaching the Techniques
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Dr. Sin Yong is Medical Director and International Key Opinion Leader at Atelier Aesthetics, owned by AYA. He is designated an International KOL by six of the world’s foremost aesthetic device manufacturers, has trained more than 500 physicians, and has pioneered ten proprietary treatment protocols now taught across the region.

6
KOL appointments
500+
Physicians trained
10
Pioneered protocols
15+
Years in practice

Qualifications

Academic & Clinical Credentials

MBBS
National University of Singapore
MRCS
Royal College of Surgeons, Edinburgh
MSc
Aesthetic Medicine, University of London
MSc
Practical Dermatology, Cardiff University
Grad Dip
Sports Medicine, Singapore

International KOL — Six Leading Manufacturers

Recognised Across Three Continents

Key Opinion Leader designation reflects recognition of clinical expertise, published outcomes and contribution to the aesthetic medicine community through education and protocol development. Holding it simultaneously for six manufacturers spanning Korea, Italy, Israel and Slovenia reflects breadth across HIFU, radiofrequency, CO2, Nd:YAG, Er:YAG and low-level laser modalities.

CLASSYS
South Korea
Ultraformer MPT · Volnewmer · Secret DUO
Manufacturer of the Ultraformer MPT and Volnewmer HIFU and radiofrequency platforms. Dr. Sin Yong has presented at CLASSYS APAC International Symposia and trains physicians in the VF Lift protocol. He received a CLASSYS International Key Opinion Leader Award on the main stage in Seoul in 2025 and again in Bangkok in 2026.
HIRONIC
South Korea
New Doublo 2.0 · Miglou
Leading South Korean aesthetic device manufacturer. Dr. Sin Yong collaborates on clinical protocol development and regional education, and has presented the New Doublo 2.0 — 'One System, Three Energies' — at AMWC Asia-TDAC in Taipei and at the HIRONIC VVIP Partners Meeting in Seoul.
DEKA
Florence, Italy
Tetra Pro · RedTouch Pro · TORO · Onda Pro
Manufacturer of the Motus AY and SmartXide laser platforms. Dr. Sin Yong's S3 Resurfacing and FSX Laser protocols are built on DEKA technology, and he leads hands-on Tetra Pro training for physicians in the region.
ALMA
Israel
Harmony · Soprano · Accent
Global aesthetic laser and energy device manufacturer. Dr. Sin Yong is an ALMA Key Opinion Leader for laser and energy-based treatments.
FOTONA
Slovenia
SP Dynamis · TwinLight · StarWalker PQX
Manufacturer of the SP Dynamis and TwinLight laser platforms. Dr. Sin Yong applies Fotona Er:YAG and Nd:YAG technology across laser skin treatment and resurfacing protocols.
LUTRONIC
South Korea
Clarity II · PrimeX · Multifrax
Korean aesthetic laser manufacturer. Dr. Sin Yong is a LUTRONIC Key Opinion Leader for laser-based treatments and contributes to regional educational programmes.

International Recognition

KOL Training & Conference Appearances

Dr. Sin Yong represents Singapore at major international aesthetic symposia and trains physicians across the Asia-Pacific region and the Middle East in his proprietary protocols.

Dr. Sin Yong presenting the VF Lift protocol at the 7th CLASSYS APAC Symposium 2026, Bangkok
June 2026 · Bangkok, Thailand

7th CLASSYS APAC Symposium

Speaker, panelist and KOL Award recipient

Presented the science of the Non-Surgical Vertical Facelift and the Time Freeze LCLR® lipo-remodelling mechanism to an international audience, took part in live panel discussion, and received a CLASSYS International Key Opinion Leader Award on the main stage. The protocol drew peer validation from Dr. Davin Lim of 101.skin, Sydney.

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Dr. Sin Yong with fellow speakers at the SAM Conference 2026, PARKROYAL on Beach Road, Singapore
25–26 July 2026 · PARKROYAL on Beach Road, Singapore

SAM Conference 2026

Invited speaker · Society of Aesthetic Medicine (Singapore)

Presented Second Gen Microwave Technology for Body Contouring on the HIRONIC MIGLOU™ platform, distributed in Singapore by IDSmed, within a multi-modality session — Dr. Lim Tingsong and Dr. Elias Tam presented on other modalities. The session set out how radiofrequency, focused ultrasound, cryolipolysis and microwave each deposit energy in different tissue, and why 2.45 GHz with contact cooling targets adipose tissue rather than dermis.

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Dr. Sin Yong presenting at the AMWC Asia–TDAC 2026 lectern, Taipei, Taiwan
May 2026 · Taipei, Taiwan

AMWC Asia–TDAC 2026

Invited by HIRONIC · hosted by Collamatrix

Presented the New Doublo 2.0 — 'One System, Three Energies' — setting out how three distinct energy modalities within a single platform are sequenced across tissue depths, and shared the 3D Facial Reconstruction approach directly with Taiwanese physicians.

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Dr. Sin Yong presenting at the HIRONIC VVIP Partners Meeting 2026, Park Hyatt Seoul
March 2026 · Park Hyatt Seoul

HIRONIC VVIP Partners Meeting

International partner presentation

Presented clinical case material from Singapore practice to HIRONIC's global partner network, including 3D Facial Reconstruction outcomes and integration of the Doublo platform into multi-modal lifting protocols.

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Dr. Sin Yong with Dr. Davin Lim and the DEKA Tetra Pro platform, Singapore 2025
October 2025 · Singapore

DEKA Tetra Pro S³ Resurfacing Training

Hands-on physician training

Led hands-on training in the Tetra Pro Scar³ multi-depth resurfacing protocol — the DEKA CO₂ application underpinning the acne scar and 4D Scar Reconstruction work. Attending physicians observed live treatment and worked through parameter selection by scar type and Fitzpatrick phototype.

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Dr. Sin Yong presenting 'Doublo 2.0 — Beyond HIFU' to attending Singapore physicians, 2025
October 2025 · Singapore

HIRONIC Doublo 2.0 Training

Live demonstration · Beyond HIFU

Delivered 'Doublo 2.0 — Beyond HIFU' to attending physicians with live treatment demonstration, setting out where focused ultrasound sits relative to radiofrequency and laser, and why SMAS-depth targeting produces structural lift that surface heating cannot.

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Dr. Sin Yong speaking at the CLASSYS Global Customer Summit 2025, Seoul
March 2025 · Seoul, South Korea

CLASSYS Global Customer Summit

Speaker · International KOL Award

Presented on Secret Duo RF microneedling and its role within the Luminescence Laser, 4K Body Lift and skin resurfacing protocols, comparing microneedling radiofrequency devices on the criteria that determine clinical outcome. Received an International KOL Award on the main stage.

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Dr. Sin Yong conducting live Secret Duo RF microneedling hands-on training, Dubai 2024
June 2024 · Dubai, UAE

ilooda International KOL Training

Hands-on international training

Conducted Secret Duo RF microneedling and Erbium Glass laser training across multiple Dubai clinics, addressing parameter selection for Middle Eastern skin phototypes where higher constitutive melanin raises post-inflammatory pigmentation risk.

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Dr. Sin Yong presenting Erbium Glass laser for melasma at the ilooda Meet the Expert Academy 2024, Seoul
March 2024 · Intercontinental Seoul COEX

ilooda Meet the Expert Academy

Faculty presenter

Presented Erbium Glass laser protocols — including melasma and androgenetic alopecia indications — and the proprietary 4K Body Lift protocol to international faculty and attending physicians.

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Pioneered Protocols

Ten Proprietary Treatments

Developed and refined over fifteen years of practice and global teaching — used in clinical practice at Atelier Aesthetics and taught to aesthetic physicians across the region.

Time Freeze Laser LCLR®
Dual-mechanism laser lifting combining collagen remodelling with LCLR lipo-remodelling for facial slimming. Validated by international peers at CLASSYS APAC 2026.
VF Lift — Vertical Facelift
Volumetric focused energy lifting that lifts laxity, reduces puffiness and restores hollow cheeks — the three axes of mid-face rejuvenation.
RVR ProLift
Refinement with Vertical Restoration — a precision injectable lifting technique created and taught to other aesthetic physicians.
S³ Resurfacing
Multi-depth laser resurfacing treating ice-pick, boxcar and rolling scars at their respective depths. Often used for treatment-resistant scars previously treated with CO₂ laser or RF microneedling.
FSX Laser
Fractional skin excellence protocol for superficial scar refinement and skin quality improvement following deeper scar reconstruction.
4K Body Lift
Precision RF body contouring delivering energy to point zones of compact resistant fat for permanent, liposuction-comparable results.
G Lift
Non-surgical vaginal tightening and intimate wellness protocol using energy to stimulate collagen in vaginal tissue.
Luminescence Laser
Used for hair restoration and, on skin, for shallower facial scars, melasma and firming loose skin on the body.
4D Scar Reconstruction
Four-dimensional acne and surgical scar reconstruction combining subcision, TCA CROSS, ablative resurfacing and injectable volumisation.
3D Facial Reconstruction
Triplanar energy protocol addressing SMAS structural lift, mid-layer volumetric remodelling and surface tightening.
Ownership and clinical direction. Atelier Aesthetics is owned by AYA. Dr. Sin Yong is Medical Director and International Key Opinion Leader, and personally performs or directs every treatment at the clinic.
Note on DEKA Centre of Excellence status. That certification is held by IN Eternity Clinic, Atelier Aesthetics’ sister clinic. Atelier Aesthetics uses DEKA platforms under the same International KOL relationship through Dr. Sin Yong.

Media & Speaking Enquiries

Get in Touch

Media enquiries, interview requests, conference invitations and physician training enquiries are welcome.

Atelier Aesthetics
1 Raffles Link, #B1-28, CityLink Mall, Singapore 039393
WhatsApp +65 8023 7170
[email protected]
Instagram: @drsinyong

FAQ

About Dr. Sin Yong

Yes. Dr. Sin Yong is an International Key Opinion Leader for six global aesthetic-device manufacturers — CLASSYS, HIRONIC, DEKA, ALMA, FOTONA and LUTRONIC — and trains other physicians in their use. He presents his protocols at international symposia, including manufacturer partner meetings and regional conferences.
MBBS from the National University of Singapore, MRCS from the Royal College of Surgeons of Edinburgh, and postgraduate MSc degrees in Aesthetic Medicine (University of London) and Practical Dermatology (University of Cardiff), together with a Graduate Diploma in Sports Medicine.
Yes. As a Key Opinion Leader he trains physicians internationally in the use of energy-based aesthetic platforms, and speaks at international symposia on non-surgical face lifting and body contouring. He has trained over 500 physicians across Singapore, Korea, Taiwan, Thailand and the UAE.
Non-surgical facial and body lifting, skin tightening, laser rejuvenation, acne scar work, and the correction of over-treatment — including dissolving excess and overfilled dermal fillers and addressing over-stimulation from collagen-stimulating agents such as Ellanse and Sculptra, using ultrasound-guided assessment.
Atelier Aesthetics is owned by AYA. Dr. Sin Yong is Medical Director and International Key Opinion Leader, and personally treats patients at the clinic.
No. That certification is held by IN Eternity Clinic, Atelier Aesthetics' sister clinic. Atelier Aesthetics uses DEKA platforms under the same International KOL relationship through Dr. Sin Yong.
Yes — media enquiries, interview requests, conference invitations and physician training enquiries are welcome. Contact the clinic on WhatsApp +65 8023 7170 or by email at [email protected].

Atelier Aesthetics · Owned by AYA

International expertise —
practised at CityLink Mall.

1 Raffles Link, #B1-28, CityLink Mall, Singapore 039393 · +65 8023 7170

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