Chronological order Union List (based on registered year) - 1989
- Bangkok Top Workers Union
- Kasikorn Bank Workers Union
- Restaurant Workers Union
- Misuki Electronics Workers Union
- Imperial Labour Union
- FCT Dolls Workers Union
- Central Sports Workers Union
- Phuke Island Workers Union
- Sida Manufacturing Labour Union
- Equipment and Molding Making Workers Union of Thailand
- The Union of the Ital-Thai Marine of Thailand
- CEI Workers Union
- Aluminum Products Workers Union of Thailad
- Thai Ocean Glass Labour Union
- Aluminuj and Metal Labour Union
- G S Ceramics Workers Union
- Santi Textile Labour Union
- Fang Brothers Holding Workers Union
- Mahlay Siam Pilter System Workers Union
