China-Places.com has listed approx 40 companies in Longgang District. Some of the Top rated companies in Longgang District are- Xinyuanfeng Steel Trading Co.Ltd., Huludao Shengbailong Door And Window Production Limited Company, Huludao Steel Tube Industry General Company, Huludao North China Hi-Tech Waterproof Engineering Material Limited Company, Huludao Longgang Foodstuffs Company, Huludao Jinchi Plastics Limited Company, PetroChina Northeast Sale Huludao Branch, Liaoning Tobacco Company Huludao Company, Taixing Shipping Peitao Steel Structure Limited Company & Huludao Shuangli Steel Structure Engineering Co.Ltd..