1 EXHIBIT 21 SONOCO PRODUCTS COMPANY AND CONSOLIDATED SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT Subsidiaries of Sonoco Products Company, pursuant to Item 601(21) of Regulation S-K, as of December 31, 1997 are: 1. KMI Continental Fibre Drum, Inc., 100%-owned domestic subsidiary incorporated in the State of Delaware. a. Sonoco Fibre Drum, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. b. Sonoco Packaging Services, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. 1. Total Packaging Systems of Georgia, L.L.C., 80%-owned limited liability company, organized in the State of Georgia. 2. Sonoco Plastic Drum, Inc., 100%-owned domestic subsidiary, incorporated in the State of Illinois. a. Sonoco Plastic Drum Southwest Division, Inc., 100%-owned domestic subsidiary, incorporated in the State of Texas. b. Sonoco Plastic Drum Southeast Division, Inc., 100%-owned domestic subsidiary, incorporated in the State of Kentucky. 3. Paper Stock Dealers, Inc., 100%-owned domestic subsidiary, incorporated in the State of North Carolina. 4. Sonoco-Crellin Holdings, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. a. Sonoco-Crellin International, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware, holder of securities in: 1. Crellin, Inc., 100%-owned domestic subsidiary, incorporated in the State of New York. a. Crellin Europe B.V., 100%-owned Dutch subsidiary. 1. Crellin B.V., 100%-owned Dutch subsidiary. 2 EXHIBIT 21 SONOCO PRODUCTS COMPANY AND CONSOLIDATED SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT, CONTINUED 2. Sebro Plastics, Inc., 100%-owned domestic subsidiary, incorporated in the State of Michigan. a. Convex Mold, Inc., 100%-owned domestic subsidiary, incorporated in the State of Michigan. 3. Injecto Mold, 100%-owned domestic subsidiary, incorporated in the State of Illinois. 5. Sonoco Flexible Packaging, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. a. Engraph Puerto Rico, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. b. Sonoco-Engraph Puerto Rico, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. c. E L R, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. 1. Sonoco-Engraph Holdings, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. 2. Sonoco-Engraph, Inc.,100%-owned domestic subsidiary, incorporated in the State of Kentucky. d. Engraph Mexico S.A. de C.V., 100%-owned Mexican subsidiary. 6. SPC Management, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. a. SPC Capital Management, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. b. SPC Resources, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware. 7. Timber Properties, Ltd., (B.V.I.), 100%-owned by Sonoco Products Company. 3 EXHIBIT 21 SONOCO PRODUCTS COMPANY AND CONSOLIDATED SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT, CONTINUED 8. Sonoco International, Inc., 100%-owned domestic subsidiary, incorporated in the State of Delaware, holder of securities in: a. Sonoco Limited, 100%-owned Canadian subsidiary. b. Sonoco U.K. Limited Inc., 100%-owned subsidiary incorporated in the State of Delaware, holder of securities in: 1. Sonoco Products Company U.K. Limited, 100%-owned U.K. subsidiary. a. Sonoco Limited, 100%-owned U.K. subsidiary. b. Sonoco Consumer Products Limited, U.K., 100%-owned U.K. subsidiary. 2. The Harland Group Limited, 100%-owned U.K. subsidiary. a. Harland Machine Systems Ltd., 100%-owned U.K. subsidiary. b. Harland France SARL, 100%-owned French subsidiary. c. Harlands of America, Inc., 100%-owned subsidiary, incorporated in the State of Delaware. c. Sonoco Deutschland Holdings GmbH, 100%-owned German subsidiary. 1. Sonoco Deutschland GmbH, 100%-owned German subsidiary. 2. Sonoco Plastics GmbH, 100%-owned German subsidiary. 3. Sonoco IPD GmbH, 100%-owned German subsidiary. a. Sonoco MBS GmbH, 100%-owned German subsidiary. b. OPV Oberrhein GmbH, 100%-owned German subsidiary. 4 EXHIBIT 21 SONOCO PRODUCTS COMPANY AND CONSOLIDATED SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT, CONTINUED c. Sonoco MBS GmbH and Company, 100%-owned German partnership. d. OPV Textihulsen GmbH, 100%-owned German partnership. 4. Caprex AG, 72%-owned Swiss subsidiary. 5. Dosen-Schmitt, GmbH, 100%-owned German subsidiary. d. Sonoco SNC, 100%-owned French partnership with the following subsidiaries and affiliate: 1. Sonoco Holdings, 100%-owned French subsidiary. a. Sonoco Lhomme S.A., 100%-owned French subsidiary. 1. Sonoco Eurocore, Belgium, 100%-owned Belgian subsidiary. 2. Papeteries Du Rhin, 47%-owned French affiliate. b. Sonoco Consumer Products S.A., 100%-owned French subsidiary. e. Sonoco Asia, L.L.C., 70%-owned limited liability company. 1. Sonoco Singapore Pte, Ltd., 100%-owned Singapore subsidiary. a. Malaysia Holding, SDN BHD, 100%-owned Malaysian subsidiary. b. Sonoco Malaysia, SDN BHD, 100%-owned Malaysian subsidiary. 2. Sonoco Taiwan Limited, 100%-owned Republic of China subsidiary. 3. Sonoco Thailand Ltd., 70%-owned Thai subsidiary. 5 EXHIBIT 21 SONOCO PRODUCTS COMPANY AND CONSOLIDATED SUBSIDIARIES SUBSIDIARIES OF THE REGISTRANT, CONTINUED 4. Sonoco-Hongwen, L.L.C., 80%-owned limited liability company. f. Sonoco Asia Management Company, L.L.C., 70%-owned limited liability company. g. Sonoco do Brazil LTDA., 100%-owned Brazilian subsidiary. h. Sonoco Participaceos, 99%-owned Brazilian subsidiary. 1. Sonoco For-Plas, 51%-owned Brazilian subsidiary. i. Inversiones Sonoco Limitada, 99%-owned Chilean subsidiary. 1. Sonoco de Chile, 51%-owned Chilean subsidiary. 9. Southern Plug & Manufacturing Co., Inc., 100%-owned domestic subsidiary, incorporated in the State of Louisiana. 10. Sonoco "SPG", Inc., 100%-owned domestic subsidiary, incorporated in the State of Wisconsin.