Hangzhou Huahong Die-casting Co., Ltd.was founded in August 1, 2000. We stick to the managing idea of developing with the epoch, improving unremitting, the people first and keeping the technology in the highest flight. With strong power of managing and researching supported by Huali Group, our annual production capacity of Aluminum die-casting pedestal is 400 thousands sets, and the output of Aluminum die-casting permanent magnet trig component is 2570 thousands sets, which are both the main units of ammeter. There are almost hundreds of workers in our company. Permanent assets is more than 20miliions Yuan and annual production value is more than 30millions Yuan. There are 5 sets of die-casting machines with 63 tons to 180 tons. We have strong throughput in aluminum alloy die-casting, Zinc alloy die-casting and subsequent machining and in-phase with the same type of other companies on the cost and quality control, and passed the ISO9001:2000 International Quality System Certification on November, 2006.