RIAOPUS has established in the beautiful city of Bohai Bay where is Tianjin.Our business involves the design, production, sale, installation and technical promotion of equipment on controlled atmosphere preservation equipment, and passed ISO9001:2008 quality system certification and EU CE certification. The registered capital of the company is 5 million yuan, and the production base covers 4800 square meters. As a leader in the controlled atmosphere industry, our company is a manufacturing enterprise with a background in military industry. The company’s technicians are a group of senior experts in controlled atmosphere industry in China, who engaged research and development of controlled atmosphere storage and warship freshness for more than 20 years. energy-saving and reliability of the controlled atmosphere products,mature technology and high precision,full automatic control, stable operation.Our products are exported to Asia, Africa, South America, Eastern Europe and more than a dozen countries, and have been praised by foreign customers.