Korean company YONG SUNG REFRIGERATON CO.,LTD was established in 2004, located in Gyeonggi Do Siheung city, specializes the research and manufacture on quick freezing equipment, boiling equipment and insulated door, achieved ISO9001 and CE certification, holding 10s invention patents and 3 utility model and appearance patents. The marketing share in quick freezer section in South Korea is 70%, the products are exported to US, South and east Asia region. In 2008, Subsidiary company, Yongsung Refrigeration Inc. was established in Philippine. In 2016, Dalian Changyong Technology Co.,Ltd was pointed to be exclusive agent in China, it is the first footprint to Yongsung in China. In 2017, Nanjing Yongsung Refrigeration Co.,Ltd was established which integrate research, design and sales ability, as well as Yongsung unique skill. In 2019, To explore further deeply and dedicate to market in China, Dalian Yongsung Refrigeration Co.,Ltd was built up, new company combine all Yongsung latest technology, whole products range and resources-sharing.