A family relatives do now is waterproofing contractor, he said he was optimistic about the project market prospects will be very good, because it is belong to the stage of development, but many areas require waterproofing contractor, waterproofing contractor is a very important link. Especially in architecture, waterproofing contractor is essential. Now there are many domestic buildings are waterproof problems, so if the waterproofing contractor is done, there will be a great business opportunities. We are very supportive of the relatives to do waterproofing contractor, although this is a new project, but I believe the future will develop well. Future will have more fields waterproofing contractor.