RIZONE engaged in flexible package，thermoforming products.Head office located in Chengyang District,Qingdao,China.4 manufacturer sites.800 employees and more than 30 years history,the corporation has been developed as not only a manufacturer but also a R&D promoter.The corporation has certified ISO9001-2015, HACCP, BRC,QS .Business market spreads world wide such as North America,South America,Europe,Africa，Australia,Japan,Southeast Asia and all over China.