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Society of the Plastics Industry |
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| Founded in 1937, the Society of the Plastics Industry, Inc. is the trade association representing one of the largest manufacturing industries in the United States. SPI's 1,500 members represent the entire plastics industry supply chain, including processors, machinery and equipment manufacturers and raw material suppliers. |
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| Society of the Plastics Industry |
| Washington, District of Columbia |
| USA |
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