-2011/11 : ‘Starting contour assembly model enterprise’ (Sign the MOU with Korea Corrugated Packaging Case Industry Association)
-2012/10/18 : Won the gold prize at the 3rd Dokdo Souvenir Design Competition(Gyeongsangbuk-do provincial government)
-2012/10 : 'Good Design, Good Design for Kids' by Korea Institute of Design Promotion
-2012/10 : Selected as brain development toy (by monthly design magazine 'Enfant')
-2013/7 : Selcted as Customized start-up Business(Korea Institue of Startup & Entrepreneurship Development
-2013/9/6 : Establish Mary's lab as a private company (Director Nam young Oh) and manufacturing factory
-2013/10 : Located in Hankuk University of Foreign Studies Research & Business Foundation
-2014/4/24 : Patent pending about production of Contamo
-2014/11/22 : Won bronze prize in Start-up League
-2014/11/28 : Awarded VIP Award 2014 (Aving Nesw)
-2015/1/22 : ECO-LABEL Environment cover certification (First in the corrugated cardboard toy industry) by Korea Environment Industry and Technology Institute
-2015/6/29 : Register 'contamo' as a brand at the Patent Office
-2015/7 : Imported brand application (USA/Japan/China)
-2015/11 : Export to Taiwan
-2015/11/13 : Certification of ISO9001 and ISO14001
-2015/11/24 : Won the E-mark grand prize of interior (hosted by Ministry of Environment)
-2015/12/24 : Copyright Registration on Contamo
-2016/2 : Trade Mark Registration of the ‘contamo’ in USA, China and Japan
-2016/3: MOU signed by Incheon Metropolitan Office of Education
-2016/05: export (Hong Kong) and Distributor Agreement (Hong Kong / Macau)
-2016/08: Korean University of Foreign Studies Wins IR Competition (BI center)
-2016/12: Japanese (tokyu-hands) store-branch
-2017/08: export (Japan) and Distributor Agreement (KJC)
-2017/09: The Gyeonggi Province Governor's Award
-2017/10: Selection of 1st stage of technical assurance fund venture camp
-2018/01: Patent registration
-2018/05: UNIVERSAL STUDIO Product Development
-2018/08: JAPAN OSAKA summer class
<Exhibition Participation>
<2013>
-2013/12/4-6 : Venture-Startup Korea 2013
<2014>
-2014.11/5-7 : Korea Marketing Fair 2014 (KINTEX)
-12/11-14 : Educare & Kidfair (COEX)
<2015>
-2015/1/15-18 : KIDULT & HOBBY FAIR (COEX)
-3/12-15 : DIY Handmade (Changwon-si Korea)
-4/2-5 : Living Fair (COEX)
-4/9-12 : DIY & Reform Show (COEX)
-4/24-26 : AK Department store (Suwon-si Korea)
-4/30-5/3 : Baby & Kid Fair (Deagu)
-6/4-7 : Home table Deco fair (Busan)
-7/23-26 : Handmade (COEX)
-7/14-17 : International Education & Culture Experience Fair (Changwon-si)
-8/12-14 : CBMC Korea (Muju Taekwondowon)Connecting Business and Marketplace to Christ
-8/13-16 : Home & Household Fair (Deagu)
-8/13-16 : KIDULT & HOBBY EXPO (Busan)
-9/3-6 : Living & Life Kyunghyang housing Fair (Busan)
-9/17-20 : Gift Show (COEX)
-10/8-11 : Aerospace Expo (Sacheon-si gyungnam)
-10/15-18 : Home Tabel Deco Fair (Deagu)
-10/22-25 : Greater Tumen Initiative
-10/27-30 : Eco-Expo korea (COEX)
-11/5-8 : G-Fair (KINTEX)
-11/11-15 : Design Korea (KINTEX)
-11/29 :Creative Korea 2015 (COEX)
-12/2-6 : Seoul Design Festval (COEX)
-12/10-13 :) Home Table Deco (COEX)
-2015/12/5-2016/2/11 : Invited to NASA HUMAN ADVENTURE FAIR (KINTEX)
-2016/1/7-10 : KIDULT & HOBBY FAIR (COEX)
<2016>
-1/20 : Huge size contamo Yi Sun shin is on display at Korean Culture and Information Service in Beijing
-1/28-29 : Invited to Education Infra Fair by Incheon Metropolitan City Office of education (Contamo was used as a free semester education materials)
-2/3-5 : Participated in Tokyo Gift Show 2016 (HM1167)
-3/1-5 : Shanghai Import and Export Fair
-4/22-25 : Taiwan International Gift & Stationery Show
-9/7-9 : Participated in Tokyo Gift Show 2016
<2017>
-2017/6/2-4: Tokyo Gift Show (Tokyo Big sight)
-2017/6/2-5: Muju Film Festival 2017 (Muju)
-2017/8/4-6: Comic Con Seoul (COEX)
-2017/8/30-31: Global Sourcing Fair (COEX)
-2017/9/6-8: Tokyo Gift Show (Tokyo Big sight)
-2017/10/13-15: Next Contents Fair (Busan)
-2017/10/20-23: Hong-Kong MegaShow (Hong-Kong)
-2017/10/27-30: Sacheon Aerospace Expo (Gyeongnam Sacheon)
-2017/11/1-4: Eco-Expo korea (COEX)
-2017/11/23-26: EDUCARE (COEX)
-2017/12/14-17: Gyeongnam Education Expo 2017 (Gyeongnam)
<2018>
-2018/1/24-26: Korea Educational Technology & Content Expo 2018 (COEX)
-2018/1/31-2/4: Spielwarenmesse: Toy Fair Nuremberg (Germany)
-2018/3/22-3/25:2018 gobal sourcing fair
-2018/4/11-4/14:2018 VIETNAM EXPO
-2018/04/27-4/30:2018 HONG KONG Gifts & Premium Fair
-2018/06/06-2018/06/08: Tokyo Toy Show
-2018/07/26-2018/07/29: Hand Made KOREA Summer Exibition
-2018/09/04-2018/09/07: Tokyo Gift Show
-2018/09/05-2018/09/08: Eco-Expo Korea (COEX)
-2018/09/13-2018/09/16: Handy Arty (Bexco)
-2018/10/04-2018/10/06: Next Contents Fair
-2018/10/20-2018/10/23: Hong-Kong Mega Show Part1
-2018/11/15-2018/11/18: Mega Show (kintex)
-2018/11/22-2018/11/25: EDUCARE (coex)
-2018/12/06-2018/12/08: ECO PRO (JAPN)