Weifang Rongda Fluid Bag Co., Ltd. is a Manufacture & Trade Enterprise, was established in 1990 ,has passed ISO9001: 2000 International Quality System Certification. We specialize in designing, manufacturing and selling various of FlexiTank (Water tank,Container Fluid Bag), bladder bag ,chemical container ,fish box series ,sun umbrella base etc. we are offering the first-rate products and technical support, as well as after-sales service for our customers both at home and abroad. Our excellent quality, reasonable price and good service have attracted many buyers from all over the world. Our products are now being exported well to USA, Europe, Australia, Africa , the Middle East ,Korea, and many other parts of the world.