LANDSEA GROUP is the owner and builder of Bruck Changxing. LANDSEA GROUP was founded in 2001 and focuses on future green building. Bruck Changxing is the first Passivhaus certificated by PHI (Passive House Institute) in China. It fulfils the requirements of China Green Building 3 star, German DGNB, America LEED. This Passivhaus, as a model apartment complex, includes the spacer bar of SWISSPACER.