1987.01 belief company set up
1992.09 Received the certificate of Korean industry specification mark( KS B6607 AL distributing equipment)
1993.03 Received the certificate of Korean industry specification mark( KS B6607 bronze distributing equipment)
1993.12 Received the certificate of Korean industry specification mark( KS B2038 global valve)
1994.12 Received the certificate of Korean industry specification mark( KS B6607 brass distributing equipment)
1996.06 Private company   belief corporation come into existence
1996.10 Received the title of “outstanding corporation” which is nominated by Korean people’s bank
1998.08 Approved as risky corporation ( jingji local government office for small and middle companies)
1999.01 Nominated as outstanding corporation of technical competition ( office for small and middle companies)
2000.03 Nominated as special corporation for military service (office for military affairs)
2000.07 Approved as risky corporation ( jingji local government office for small and middle companies)
2002.09 Approved as risky corporation ( jingji local government office for small and middle companies)
2005.07 Received certification for capability (jingji local government office for small and middle companies)
2005.11 Received certificate of “ Korean industry design award,2005”
2005.12 Received certificate of IS0 9001 and ISO2000
2006.02 Attend Korean JINGJI construction stuff fair
2006.03 Nominated as Korean small and middle family corporation ( jingji local government office for small and middle companies)
2006.05 Received GD mark
2006.05 Selected as partner company for Korean RENHE university     
2006.09 Selected as small and middle size company in management and innovation (jingji local government office for small and middle companies)
2006.12 Signed cooperating agreement with Germany company siman
2007.03 Signed exclusive agreement with Korean meidulami (qindong) boiler to provide 100% fittings
2007.05 Received patent certificate for automatic temperature adjust system in rooms
2007.05 Belief (China) co.,ltd is officially set up
2007.06 Received patent certificte
2007.07 Received certificate of efficiency and saving power