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Entity Subsidiaries

: Maruzen Petrochemical Co., Ltd.

Subsidiary	Percentage	From	To
Keiyo Ethylene Co., Ltd.	55.00%	01/2015	12/2050
Keiyo Monomer Co., Ltd.	50.00%	06/1993	12/2050
Keiyo Polyethylene Co., Ltd.	50.00%	08/1997	12/2050