非商務檔案收錄了中光布廠創辦人兼司理人鄺吉堂 (又名鄺煦敬) 及其兩個兒子鄺達明、鄺耀榮的私人資料，而以鄺吉堂的資料數量最多。當中包括自1930年代至1960年代的私人信件、電報、帳單及收據、會員證、股份轉讓及配股書、祖墳買賣合約等。此外還有鄺吉棠在1957年出席五邑工商總會第三屆理事就職典禮時的全體照。有關鄺達明和鄺耀榮的資料相對較少，主要包括1949年至1950年代他們在宗親會、商業及福利組織的會員證。

This series contains the private materials belonging to Kwong Kut Tong (alias Kwong Hsu King), the founder and director of Chung Kwong Weaving factory and those of his two sons, Kwong Tat Ming and Kwong Yiu Wing. Materials of Kwong Kut Tong are of larger quantity. They consist of personal letters, telegrams, bills and receipts, membership cards, shares transfer and alloment documents, sale and purchase contracts of ancestral graveyard etc. ranging from the 1930s to 1960. In Kwong Kut Tong’s collection, moreover, there is a group photo he posed in on the occasion of the third inauguration ceremony of the directors of the Five Districts Business Welfare Association in 1957. Materials of Kwong Tat Ming and Kwong Yiu Wing are relatively scarce. They include membership cards of society, commercial association and welfare organization in 1949 and the 1950s.