text: Harmony Lands & Minerals Ltd. -Management services Witwatersrand (Western Areas) Ltd. Minerals & Resources Minorco Canada Ltd. Соф. Ltd. (Minorco) Zamanglo Ltd. (Zambia) Luxemburg Inspiration Copper (USA) Terra Chemicals (USA) Inspiration Coal Inc. Trend Oil Bermuda Murray & Roberts Holdings Ltd.Mining Mining Mining Chemical Coal Oil Marine helicopters Shipping Diving services Building contractors Construction Nasionale Pers BPK Natal Bolts Ltd. The Nedbank Group Ltd. Oceana Fishing Group Ltd.Helicópteros Marino S.A. (Argentine) (Pty) Ltd. Robair Switzerland (Pty) Ltd. - Breitacker A.G. (Switzerland) - (Pty) Ltd. Bitumen Products Manufacturing Bitumen Products Co. Ltd. (Zambia) Petrocental Ltd. (U.K.) Causeway Shipping U.K. Ltd. Diving Services of Africa (Zambia) (Pty) Ltd. Bavaria Wadekor (Pty) Ltd. Gillis Mason Construction Co. (Swaziland) (Pty) Ltd. Roberts-Union Соф. In. (USA) - (Pty) Ltd. Robcor International Соф. (USA) - (Pty) Ltd. Huddy Diamond Crown Setting - Co. (Zimbabwe) (Pty) Ltd. Unidrilling Zimbabwe (Pty) Ltd. - Via Afrika (Botswana) (Pty) Ltd. - Dysaft Limited (U.K.) Lancelot S.A. - Nedeurope S.A. - N.B.S.A. Nominees Ltd. Prime Securities S.A. Securities (Luxembourg) Ned Finance A.G. (Switzerland) Finance Ned Finance Asia Ltd. Finance (Hong Kong) Tafelberg Fisheries (Australia) Dormant (Pty) Ltd.^*anama U.K. Netherlands U.S.A. Canada Lichtenstein U.S.A. U.S.A. U.S.A. U.K. U.K. Switzerland U.K. Canada Zambia U.S.A. U.S.A. U.S.A. Bermudea Argentina Switzerland Switzerland Zambia U.K. U.K. Zambia West Germany Swaziland U.S.A. U.S.A. Zimbabwe Zimbabwe Botswana U.K. Luxembourg Luxembourg U.K. Luxembourg SWITZERLAND Hong Kong Australia page 34 COM PANY O.K. Bazaars (1929) Ltd. ORR-CO Retail Ltd. Ovenstone Investments Ltd. Pepkor Limited Plascon-Evans Paints Ltd. Power Technologies Ltd. Rennert Ltd. Rentmeester Beleggings Rustenburg Platniuin Holdings Ltd. Saficon Investment Ltd. S.A. Manganese Amcor Ltd. (Samancor Ltd.)SUBSIDIARY TYPE OF INDUSTRY SAPPl Ltd. Seardel Investment Соф. Ltd. S.A. BIAS HOLDINGS LTD. Sun Hotels International Ltd.OK Bazaars (Botswana) (1976) Chain stores (Pty) Ltd. OK Bazaars (Lesotho) (Pty) Ltd. Chain stores 
analysis: The text appears to be a list of companies and subsidiaries involved in various industries, with a focus on mining, construction, and financial services. The companies are primarily based in South Africa, but also have operations in other countries. The text does not explicitly mention any humanitarian aid, education, or health-related activities.