aigre participated in and completed the rail welding operation of chengdu metro line 1 and shenyang metro line 1, which opened on sept. 27, 2010.
chengdu metro line 1 is the first subway line in western china which covers 18.5 kilometers from north to south, with 17 stations. the project investment is about 8 billion yuan. aigre welding rail area: from jinjiang hotel station to century city station.
shenyang metro line 1 is the first subway line in northeast china which covers 27.8 kilometers from 13th street station to dawn square station, with 22 stations. it is the most invested and largest public facilities construction project in shenyang, with a total investment of 11.748 billion yuan. aigre welding rail area: the whole line.