Summi (Group) Holdings Limited, an investment holding company, primarily engages in the production and sale of frozen concentrated orange juice and its related products. The company also produces and sells freshly squeezed orange juice and other products under the Summi brand. Further, it sells food and beverage products. The company sells its products to wholesalers, distributors, retailers, and restaurants. It operates in Mainland China, Hong Kong, and South East Asia. The company was formerly known as Tianyi (Summi) Holdings Limited and changed its name to Summi (Group) Holdings Limited in January 2018. The company was founded in 1991 and is based in Kowloon, Hong Kong. Summi (Group) Holdings Limited is a subsidiary of Rui Er Holdings Company Limited.