About Us





Factory’s Address: Km 79, Road No.5, Le Thien Commune, An Duong District, Haiphong City, Vietnam.



84 2253 588 151

84 2253 588 292


Head office: No.38 Duc Giang Street, Duc Giang Ward, Long Bien District, Hanoi City, Vietnam
Tel: 84 4 3652 1719
Fax: 84 4 3827 3897
E-mail: namvang@hn.vnn.vn
Website: http://www.namlongkct.vn

Nam Long Heavy Industrial Factory, which is owned by the Branch of General Trading Service Joint Stock Company (formerly name Branch of Hanoi General Trading Service Companny Ltd.) was established in June of 2006 and covered an area of 34,939 sq.m at km79 of national road No.5, Le Thien commune, An Duong district, Hai Phong city with 60 billion VND Paid-up capital.

Nam Long Heavy Industrial Factory specializes in the Fabrication and Erection of steel bridge girders; Industrial equipments ands structures, storage tanks,     non-pressure piping, conveyor’s structures and etc. for     Cement plants, Sugar plants, Thermo-power plants;  Streel structures for workshops, werehouses, building towers; Crane girders for overhead cranes and gantry cranes; Structure of passenger boarding bridges for airport; And other equipments and structures for infrastructure projects, Construction of factories an industrial zones of domestic and overseas projects.

Nam Long Heavy Industrial Factory has fabricated different kinds of product, such as: Conveyor strucrure, Dust filter, Air-separator, wearehouse’s frame for Ha Long cement plant in Vietnam; Casing of heat recovering system and boiler’s top-enclosure structure for Omaha and Sandy creek thermo-power plants in USA; Ducts, ventilating pipe and steel structure for Maizuru power plant in Japan and Kawerau power plant in New Zealand; Hot-dip galvanized structure for Shell ECC project in Singapore; Conveyor’s frame and supporting tower for Son La hydro-power plant in Vietnam, Building structure of Habico tower in Hanoi, Vietnam; Passenger boarding bridges for Mumbai airport in India.

Nam Long Heavy Industrial Factory prides itself on its products and services that satisfied international contractors like IHI (Japan), FLSmith (Denmark), Nippon Conveyor (Japan), Fuji Electric (Japan), NEM Boiler Industries (Netherland), IKK/IUK (Japan), Doosan (Korea).

Nam Long Heavy Industrial Factory has fabrication workshop with state-of-the-art technology and machinery including fully automated CNC  KOIKE machine for marking & cutting, CNC MYAKAWA drilling machine, sub-merged arc welding machines from Lincoln, USA and Esab, Sweden, and other cutting, welding equipments from Tanaka, Hyundai, Panasonic etc.; Workshop building with 25m in width and 200m in long, is equipped with overhead cranes 20 and 25 tons; Reinforcement concrete yard 40x 150m with 2 hoists x 30 tons gantry crane; Abrasive blasting and airless spray painting systems including equipments from Japan that suit the highest requirements of quality for domestic and international projects.

Nam Long Heavy Industrial Factory is possessing a team of competent employees with the years experenced on produce high quality products. Many from them had been trained from Japan. The factory is  establishing professional Human resources management system to recruit and train high quality workforce for short term and long term  developing strategy.


  • Establishing a model factory in steel structure’s fabrication  industry with state-of-the-art technology and professional management  to supply products of high quality for domestic and overseas markets, and the best customer services in the industry


  • To apply the latest technology in fabrication, and jointly  build vietnamese strong steel structure industry for nationation industralization and modernization strategy
  • To build high capacity, efficient & cost effective steel factory for speedy delivery
  • To organize and manage the production safe, technologically advanced and friendly with environment
  • To offer customer the best services in the industry
  • To set up professional human resource; Provide  large opportunities for personal developing and good benefits for employees


  • Apply lean, professional and cost effective manufacturing model
  • Apply only the latest design and buildings codes
  • Continually improve products
  • Good and long term  customer service, always seek a win – win solution

Manufacture of steel structure area


CNC Marking and Cutting Machine


Gas cutting machine 10 mines


CNC Drilling Machine


500T hydraulic press

Automatic welding machine


Semi-automatic welding machine

One-way solder tip 10 pliers


Composite products


Oxygen tanks and liquid CO2

Floor plan