Philosopy

바이더퀄리티는

문제성피부의 피부퀄리티를 책임집니다.


Bythequality is Responsible

for the skin quality of Problem skin.


In the world, there are too many people who suffer from stress due to problematic skin, leading to a loss of confidence. 


However, there are also many who are overcoming these challenges. 


Various skin issues that can be the cause of confidence loss—while we may not have chosen problematic skin, it is our collective responsibility to improve it. 


Drawing on decades of expertise, rooted in our core value of responsibility, we ByTheQuality committed to finding quality solutions to enhance problematic skin.

C.E.O

CV

*Education

Master's degree in Gastrointestinal Physiology from the Graduate School of Pharmaceutical Sciences, Chung-Ang University.

              

Ph.D. in Business Administration with a specialization in Marketing from the Graduate School of Business, Soongsil University.


*Teaching

(Former)External Instructor, Amorepacific Asia Pacific

(Former)External Instructor, LG Household & Health Care

(Former)Invited Instructor, Mary Kay Korea

(Former)Invited Speaker, Biotherm

(Former)Instructor, Galderma Korea (Restylane Filler) Harmony Academy Course

(Former)Visiting Professor, CHA University Graduate School of Health Welfare, Master's Program in Biotherapy

(Former)External Instructor, Samyook College of Nursing & Health Professions, Lifelong Education Institute, Total Beauty Course

(Former)Visiting Professor, Sookmyung Women's University Lifelong Education Institute, CEO Course and National Certification Course

Adjunct Assistant Professor, Chungbuk University Medical Beauty Department

Visiting Professor, Wonkwang Digital University Department of Traditional Beauty Arts

Visiting Professor, Soongsil Cyber University Department of Beauty and Art

Principal Instructor, Personal Cosmetics, Customized Cosmetics Formulation Management Specialist, e-Learning

Principal Instructor, Skincare Cosmetics Concert (lectures on problem skin care, esthetic marketing, customer consultation, etc.)


*Publication

"Interesting Skin Stories" / 재미있는 피부이야기 / Hakjisa Medical

"Conquer Acne in 8 Weeks" / 여드름 8주에 정복한다 / Hakjisa Medical

Author of multiple textbooks for the National Skincare Technician Qualification Exam / 피부미용사 국가기술자격시험 저서 다수 / Jeongdam Media, Beautiful Us

"Professor Kim Sang-hyun's Complete Preparation with One Book for Customized Cosmetics Formulation Management Specialist" / 김상현교수의 맞춤형화장품 조제관리사 한권으로 완벽대비 / Hakjisa Medical


*Cosmetics

Developer & CEO of the medical cosmetic brand 'BYTHEQUALITY'


*SNS

Instagram : ping.pi.bak_kim_sanghyun

Youtube : 핑피박 | https://www.youtube.com/channel/UC8vyMRVHDUvrMH9EefW-L8Q

Naver Cafe : 김상현피부교수 | https://cafe.naver.com/dermainst#

Product History
  • TocoMax 20 Anti-Oxidant. May 23, 2022.
  • Alo-Zulene Lotion Gel. May 23, 2012.
  • Vitarect C15 Hybrid Ampoule. May 23, 2022.
  • Sun Detailer 2.0 Sun Stick. May 23, 2022.
  • Cera Hyal Beginning Premium Serum Toner November 25, 2022.
  • PerfecQuick Elaser Oil Premium Cleansing Oil November 25, 2022.
  • Jojoba Shield Oil Jojoba Face Oil January 6, 2023.
  • Sun Stealer Hydrofit Sunserum April 7, 2023.
  • Lamellier Face Wash Cleansing Gel Augustl 9, 2023.
  • EXO 15698 Novemver 13, 2023.
  • LactZe Serum April 25, 2024.

COMPANY : NJCOSLAB

OWNER : KIM SANG HYUN

REGISTRATION : 384-81-01172

MAIL ORDER LICENSE : 2022-수원영통-1374

CUSTOMER SERVICES : 070-4233-3347

E-MAIL : by_the_quality@naver.com

ADDRESS : 46, Daehak-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, Republic of Korea


Office hours : (AM9 - PM6, Lunch time PM12 - PM1, Closed on weekends and holidays)

All Photo by ⓒ Haneul Jang

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