Inter-Func. Trading Ltd., founded in 1993, is a high-tech private enterprise, specializing in the promotion and application of German high-tech products -- ultrasonic welding machine and its series of related products and supporting spare parts in the Chinese market, is the only designated distribution and service provider of German AC Elektro GmbH in China. Inter-Func. Trading Ltd. has been providing high-quality ultrasonic welding technology for many well-known enterprises in China since its establishment in 1993. We has successively provided various advanced welding equipment, high-quality spare parts guarantee and after-sales service for China’s refrigeration industry, automobile manufacturing industry, mobile phone battery and other industries. We played a positive role in production efficiency and cost control for customers.Over the past 30 years, more than 80 domestic companies have used the equipment and technology provided by us. More than 500 sets of various kinds of equipment are used in refrigeration and other fields in China.