东一玻璃与多家大型建设公司及PL、AL企业合作。
DAEWOO ENGINEERING & CONSTRUCTION
HYUNDAI E&C
DAELIM
POSCO E&C
GS E&C Corp.
HYUNDAI ENGINEERING CO.,LTD.
HDC HYUNDAI DEVELOPMENT COMPANY
LOTTE ENGINEERING & CONSTRUCTION
SK ecoplant
Hanwha Engineering&Construction
Hanshin Engineering Construction
HALLA Corp.
KOLONGLOBAL CORP.
TAEYOUNG
DOOSAN
SSANGYONG ENGINEERING & CONSTRUCTION
SHINSEGAE E&C
HANYANG CORPORATION
KSS ENGINEERING & CONSTRUCTION
HYOSUNG HEAVY INDUSTRIES
HJ Shipbuilding & Construction
hawsung
WOOMI
SERVEONE
Korea Development Corporation
YANGWOO
Keangnam Enterprises
DAEBO ENGINEERING & CONSTRUCTION
CHINHUNG
CJ LOGISTICS E&C
SAMBU
DSME CONSTRUCTION
KR INDUSTRY
Seohai Construction.
hanlim-const
Dongwon Construction Industries
KUKDONG
sdaconst
NAMKWANG CONSTRUCTION
ACE E&C
POONGLIM
Daewoo Development Co.,Ltd.
Dongah Construction Industrial
DONGMOON CONSTRUCTION
HANIL E&C
SGSHINSUNG
Woonam
YANGWOO ENG & CONSTRUCTION
DONGIL CONSTRUCTION
HANIL DEVELOPMENT
DONGWOO DEVELOPMENT
GODUK CONSTRUCTION
Shinsaegye Construction
DONGWOO
BOHOON
HanmiGlobal
SUNGJEE
DAEBANG
SONO
DAEWON
PARADISE
RAON
SHINYOUNG E&C
lgjw
Dongbu Corporation
CAMUS E&C
HANYANG CONSTRUCTION
miraecnr
KSC CONTRUCTION CO.LTD.
