Huck standard parts were first used in the airport industry. At present, more than 40% of all standard parts are required for assembly of more than one million Huck standard parts for each large and medium-sized wide body passenger aircraft A380 which has been developed with countersunk double drum type core pulling rivets. In other new projects, such as locomotive and rolling stock, railway track turnout installation, splicing connector, guard rail Insulation joints, steel column bridges, heavy vehicles, industrial equipment, ships, engineering construction industry and other new projects have also been widely used. There are many application cases of Huck standard parts in metal component engineering project industry. For example, since 1997, Huck standard parts have been used in many engineering projects in our country. Three kinds of rivets are included: Shanghai Science and Technology Museum, Shanghai Pudong New Area International indoor swimming pool, Shanghai APEC International Conference Center, Shanghai Botanical Garden (aluminum alloy profile indoor space steel structure) This project includes three parts: the indoor natatorium of China International Trade Center in Beijing, Wuhan Science and Technology Exhibition Center, Dalian light rail project, etc.