Town, Dongguan City Chang Hung welding process after years of service, and the parameters of the welding process has a unique approach, has accumulated a wealth of valuable experience to become the PRD welding class technical level, has an excellent reputation and credibility among customers is a model for the industry. Technology innovation and improvement are often hung business day in order to continue to pursue the goal of the night, in the future technological world, often hung will continue to be more proactive, and strive to develop more high-quality equipment, better service to the community !