[Course]hairdesigner,sangheekim_김상희KR Details
Now in Your Language, Only on Coloso!
Learn from Korea's Top Master Creatives
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Optimized for Practical Salon Work -
Master Disconnection Cut ABC+D -
6 Disconnection Techniques
Take the ABC+D (Disconnection)
Course— Optimized for Practical Salon Work.
Discover the complete haircut education program from Master of Women’s Haircuts, Director Sanghee Kim of JADE BEAUTY SALON. Her hands-on salon experience and education know-how are fully packed into this course, which has a well-structured curriculum of theory, technique, and live model practice.
Gain the confidence to design any style your client asks for. Sanghee Kim’s online class will elevate your cutting skills.
Why Take This Class?
Sanghee Kim, the head of JADE BEAUTY SALON and the first Korean artist to participate in WELLA's global project, is a women's haircut specialist with over 30 years of experience in the beauty industry.
She is also a highly recognized educator in women's haircuts, known for leading seminars both domestically and internationally, serving as an adjunct professor, and building a nationwide following of dedicated hair designers who trust and admire her training.
What makes Sanghee Kim's training truly special is its exclusivity. Her courses are typically offered only to salon groups, making it nearly impossible for individuals to attend unless a seminar is held.
Now, through Coloso, you have the exclusive opportunity to gain unlimited access to a masterclass by Korea's leading authority on women's hair, where she reveals the core principles of women's haircuts and a wide range of disconnection techniques you can apply directly to your salon work.
6 Disconnection Techniques for Salon Work
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Disconnection Hush Cut -
Disconnection Bob Cut -
Disconnection Leaf Cut
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Reverse Layer Tassel Cut -
Disconnection Long Layers -
Disconnection Short Cut
Hair Designer
Sanghee Kim
Hello, I'm Sanghee Kim, a professional hair designer.
I provide salon onboarding training and private lessons, teach haircut techniques through re-education programs and university lectures, contribute to magazines, film haircut tutorials, work on trend development, and lead domestic and international seminars with Wella Professionals.
What I value most among all my work is the time I spend with clients at the salon and the time I share my knowledge through education.
For over 30 years, I've walked the path of a hair professional, continuously learning and striving to grow. The driving force behind that journey has always been the joy of seeing a client's satisfied smile and my desire to share the value of mutual growth with the next generation.
In this Coloso class, I aim to clearly convey the principles behind why we do things the way we do, grounded in solid fundamentals. You'll gain a deep understanding of various disconnection techniques that can be applied directly to salon work.

Hair Designer ,
Sanghee Kim
[Current]
- Director, JADE BEAUTY SALON
∙ WELLA Professionals asia region artist
- Leads domestic and international seminars, trend visuals, and nationwide haircut training
- Participated in the 2021 WELLA WE CREATE Global Artist Project (selected as one of 26 artists worldwide and the first Korean participant)
∙ Adjunct Professor, Department of Beauty Design, Woogong Information University (2015-present)
Projects & Awards
[Experience]
∙ YouTube Channel – JADEBEAUTY: Haircut and styling video content
∙ Regular contributor to Beauty Magazine GRAPY-- "Salon Inspiration" column and editorial shoots (4-5 issues annually from 2013 to 2020)
∙ "Sanghee Kim's Salon Cut" video lecture series (11 episodes on GRAPY Magazine's YouTube channel, over 3 million views)
∙ Instructor, TIGI KOREA ACADEMY
∙ Featured on KBS News Time and MBC Morning Live
∙ Interviewed in Chosun Ilbo (People & People)
∙ Former Cutting Instructor and Stylist Manager, JUNO Hair Academy (1995-2003)
[Education & Training]
∙ VIDAL SASSOON TEACHER TRAINING COURSE I (Color & Cut) IN UK
∙ VIDAL SASSOON TEACHER TRAINING COURSE II (Seminar & Creatuce Styling) IN UK (2002)
∙ VIDAL SASSOON SALON CREATIVE COURSE IN UK (2002, 2003, 2015-2019)
∙ VIDAL SASSOON ABC COURSE IN UK (2016, 2019)
∙ VIDAL SASSOON ACADEMY COURSE IN UK (2016-2019)
∙ Mazella & Palmer FOUNDATION COURSE IN KOREA (2016)
∙ STACEY BROUGHTON EDUCATION HairCut WORKSHOP (5-Day course)
∙ FROM ZERO TO HERO SEMINAR (JOHN GUEST- 5-Day course)
∙ PETER GRAY CREATIVE COURSE (2017-2019)
∙ TIGI KOREA TEACHER TRAINING (2017)
∙ SSA Japan (Hair Chemistry) Levels 1 & 2
Class Highlights
From Theory to Salon Work, a Practical, Hands-On Curriculum to Master It All at Once
This class features a three-step curriculum: "cutting theory, technique practice, and model application." It effectively covers everything from the basics of women's haircuts for salon assistants to advanced retraining for professional hair designers. Participants will master the essential concepts and skills needed for real salon work, including body positioning, one-length cutting, graduation, layering, and disconnection.
An Unlimited-Access Online Class by Director Sanghee Kim, Active Globally Beyond Korea
Director Sanghee Kim, the first Korean to participate in the 2021 WELLA WE CREATE Global Artist Project. Her classes are so popular that you need to book at least three months in advance to attend. Now, you can access her highly sought-after education online. Since her training is conducted only at the salon level, if you're a staff member or hair designer who has wanted to take her classes individually, don't miss this opportunity.
Is ABC Enough? Intensive Hands-On Content on D (Disconnection), a Technique Frequently Used in Real Salon Work
Based on the Sassoon ABC haircut textbook, this course also covers the D (Disconnection) technique that can be applied directly to real salon work. You'll not only follow along with six practical salon designs using disconnection techniques tailored for East Asian hair, but also learn in detail how to apply them directly to clients.
Class Details
You'll Learn
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Customer-Customized Cuts Using the Principles of Disconnection CutsWill mastering cutting skills alone increase your regular clients? This course teaches you how to apply each necessary cutting skill and the principles of disconnection cuts in a customer-customized way through suitability consulting know-how. Learn how to analyze the client's head shape and hair texture step by step for effective consultation. -
Essential Fundamentals and Application of 4 Core Skills to Level Up Your Skills as a DesignerFrom the most fundamental element of cutting—body position—to square line, square graduation, round graduation, and square layer! You will learn four core skills essential for leveling up as a designer, along with effective practice methods. Not only will this solidify your base cutting techniques, but you'll also learn how to apply each skill 150% in actual styling.
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6 Practical Ways to Apply Disconnection in the SalonHave you learned the ABC basics but felt lost when it came to applying them in real salon work? Through model practice with six disconnection-based designs—Disconnection Hush Cut, Reverse Layer Tassel Cut, Disconnection Leaf Cut, Disconnection Bob Cut, Disconnection Long Layer, and Disconnection Short Cut—you'll gain the know-how to directly apply cutting theory and techniques to real-world salon work. -
ABC+D Curriculum Reflecting the Head Shape and Hair Texture of East AsiansEducation based on the Sassoon ABC often fails to reflect the head shape and hair texture of East Asians. In contrast, the ABC+D curriculum covered in this class is thoroughly structured based on East Asian head shapes and hair textures, making it much easier to apply what you learn. It is also specialized for East Asian features, enabling you to enhance volume and complete beautiful designs using haircut techniques alone.
Interview with
Hair Designer, Sanghee Kim











