1997 Dalian Ocean Wave Model Art Troupe was established with the approval of Dalian Cultural Bureau.

1999 Dalian Langmo Vocational Training School was established with the approval of Dalian Labor and Social Security Bureau.

In 2004, with the approval of Liaoning Provincial People's Government, Dalian Ocean Wave Art School was established.

In 2004, as one of the main sponsors of Dalian Model Association, Langmo was approved by Dalian Civil Affairs Bureau to establish Dalian Model Art Association.

20 12 was approved to carry out the secondary vocational education project in Liaoning province, which won favorable comments from the society for its high enrollment rate.