... direct sunlight ManufacturerTangshan Huiyuan Food Co., Ltd.Shelf Life12 monthsTangshan Huiyuan Food Co., Ltd was founded in May 2002, ... very convenient.Plantation Bases Tangshan Huiyuan Food Co., Ltd builds the organic chestnut plantation bases in ... International Organic Product Certificate, USDA-NOP Organic Product Certificate, ISO9001 and HALAL Muslim Food Certificate.Tangshan Huiyuan Food Co., Ltd ...