The main products are as follows: water injection flags and water injection banners. The 3-meter water injection flags mainly are used in various conferences, exhibitions, opening ceremonies, anniversary celebrations and so on. Water injection flags have been 10 years since it came into the market, and more and more users choose to use water injection flags - the advertising products which are special for outdoor activity. As an excellent outdoor advertising product, water injection flags have the characteristics of waterproofing, sun-proofing, wind protection and so on, and water injection flags are cheap, economical and practical, which are the first choice for mass outdoor putting. The structure, materials and specifications of the 3-meter water injection flag are introduced as follows. The 3-meter water injection flag consists of main flagpole (vertical pole), cross pole (cross head at the top), water injection pedestal and flag picture. The part used to connect the pole to the pedestal is called pedestal connector, and the widget used to connect the cross pole to flagpole is called cross-pole connector; a strip of cloth used to fix the flag on the main rod or cross pole (white cloth button above and on the left of flag) is called agraffe (the agraffe can also be changed into the flag set).