- 铁道第二勘察设计院 (THE SECOND RAILWAY SURVEY AND DESIGN INSTITUTE)
- 铁道第三勘察设计院集团有限公司 (THIRD RAILWAY SURVEY AND DESIGN INSTITUTE (GROUP) CORPORATION)
- 铁法煤业(集团)有限责任公司 (Tiefa Coal Industry(Group) Limited Liability Company)
- 铁法市硅灰石矿业总公司 (TIEFA MUNICIPAL WOLLASTONITE MINING COMPANY)
- 铁力市对外经济贸易公司 (TIELI FOREIGN ECONOMIC AND TRADE CORP.)
- 铁力市火柴厂 (TIELI CITY MATCH FACTORY)
- 铁力市四宝绿色食品发展有限公司 (TIELI SIBAO BIOTECHNOLOGY CO.,LTD)
- 铁岭电业铁法冶炼有限公司 (TIELING ELECTRIC POWER TIEFA SMELING CO.,LTD.)
- 铁岭阀门厂 (TIELING VALVE WORKS)
- 铁岭阀门流体控制有限公司 (TIELING VALVE FLOW CONTROL CO.,LTD.)
- 铁岭金都（集团）股份有限公司 (TIELING JINDU GROUP CO.,LTD.)
- 铁岭龙海塑业有限公司 (LONGHAI GROUP CO.,LTD.TIELING)
- 铁岭山竹服饰有限责任公司 (TIELING SHANZHU DRESS AND PCRSONAL ADORNMENT CO.,LTD.)
- 铁岭胜通经贸有限公司 (Tieling Shengtong Economic and Trade Co.,Ltd.)
- 铁岭市国际经济技术合作公司 (TIELING INTERNATIONAL ECONOMIC & TECHNICAL CORP.)
- 铁岭市华隆仪表有限公司 (TL-HL CO.,LTD.)
- 铁岭市机械橡胶密封件厂 (MECHANISM RULLER SEALED PIECE PLANT OF TIELING CITY)
- 铁岭市永发茧产品有限公司 (TIELING YONGFA NATURAL SILK PRODUCT CO.,LTD.)
- 铁岭市种畜场肉禽加工厂 (TIELING BREEDING STOCK FARM MEAT CHICKEN PROCESSING FACTORY)
- 铁岭水泥纸袋厂 (TIELING CEMENT PAPER BAG FACTORY)
