XIAMEN -?Three workers died on Sunday night in a fire at a subway construction site in Xiamen, a coastal city in east China's Fujian Province.

A decompression chamber caught fire at around 6:30 p.m. Sunday during shield tunneling at the subway line 2 construction site near Haicang Avenue Station, according Xiamen Rail Transit Group.
Three workers were injured and died later in hospital.

Investigation into the accident is underway.