Company History 04.10 established GS04.10 Paten right appearance04.10 Gebrauchsmusterrecht registration04.12 World-wide initial complete automatic intermediate valve"LUIN"development 05.03 PCT appearance and progressing international in Japan 05.06 Paten right of appearance (VERSION.2)05.06 gas middle valve of ebrauchsmusterrecht registration 05.07 admitted research of the whole onsibility at Korea Industrial Technology Association05.12 Patent right registration05.12 Previously head office at Chuncheon06.01 LUIN construction efficiency acquisition at Korea Gas Safety Corporation06.02 "LUIN" domestic come into the market 06.04 Small and medium enterprise Chung venture business registration06.04 ISO9001:200 Certification06.04 Enterprise construction laboratory human atureKorea Industrial Technology Association)06.06 LUIN 2.0 development plan06.09 Assembly plant enlargement of a building planItem Name-'LUIN''Luin' is safe, automatic and comfort Gas Valve System for your family, If you use the gas facilities,'LUIN' operate the vale to open and finish the gas facilities, 'LUIN' operate the valve to close automatically, Shortly, 'LUIN' has operate automatically that detect customer use the gas or not.