·T.C.S. Tapioca Starch Industry
·kengSeng Group Of Company
·EIAMHENG TAPIOCA STARCH INDUST
·Siam Quality Starch Co., Ltd.
·CPS STARCHES CO., LTD.
·TAPIOCA DEVELOPMENT CORP., LTD
·THAI WAH STARCH PUBLIC CO., LT
·NORTHEASTERN STARCH (1987) CO.
·CHAO KHUN AGRO PRODUCTS CO., L