Sheath is in charge of finished product.
Sheath is in charge of finished product. The sheath of installation in cement pipe hole is in charge of. The former factory pipe of plum blossom uses cloth to bear fruit to tie up , Write every mark. Index steel cable with the pipe of plum blossom join to be in charge of plum blossom with iron wire to wear freely to prick to tie up one to pull head, joining with steel cable. Before the pipe of plum blossom is laid to make the binding that uses to pull , head will reserve two heads after puting pipe besides heavy well , before puting on to wear smooth cable, will cut extra part and squeeze in to squeeze in , in order to avoid that foreign matter enters pipeline.