The two maps illustrate changes taking place in one trade conference over a 2 different time periods. Overall, it is clear that floor plans of trade conference became more modernized with more facilities but fewer open spaces. Noticeably, the area to the south of this experienced more significant changes compared to the north.
By 2009, on the south-west site, although concert hall and meeting room were arranged in two different location with many seats, stage was located in the meeting room. Display area was next to these its. On the sourth-east direction, trade conference consisted 2 rooms: exhibition area, where individuals can visit and admire.
In 2010, area in the south-west witnessed change significant. Balcony was renovated to become a balcony with lougue area in order that individuals can wait and unwind. Registration also was added next to the concert hall become two rooms compared in 2009 just only one. The next development that occurred was change dramatically of exhibition room. Concert hall and stage were replaced with exhibition area. Meanwhile, they combined into one room, which convinient for people can watch the performance easily with arranged many seat for them. Display area was demolished to open space, which make trade conference became more spacious. On the northen side, these locations were not change from 2009 to 2010.