Standards Development

As one of China's earliest enterprises engaged in weld stud production, research, and development, Guangzhou Yonglong Hardware Manufacturing Co., Ltd. actively participates in industry standards development work. With over two decades of production experience and 3,142 specifications of weld stud production experience, we play an important role in the development of stud welding industry standards, promoting industry standardization and regulation.

Our standards development work covers product dimensional standards, material standards, welding quality standards, and testing method standards. We are committed to sharing our technical experience with the industry, promoting stud welding technology standardization, and providing reliable technical references for industry development.

For technical standard inquiries, please contact: 020-81762527, 020-81012789