Ton Dong A Limited Company was established in late 1998 and has actually operated since early 1999. Today, Ton Dong A is one of the major Steel Companies in Vietnam expanding into business activity as a producer and supplier of galvanized iron, pre-paint on galvanized iron and galvalum products, serving for  both civil and industrial constructions, Ton Dong A factory located on Street no 5, Song Than Industrial Park – Binh Duong province.

Ton Dong A now owns two modern galvanizing lines and one color coating line with output capacity of 65 000 tons per year towards galvanizing equipments and of 35 000 tons per year for color coaling equipments,  and has received the award of an ISO 9001-2000 certificate.

Ton Dong A Lt. Company has been building and growing a great distribution network spreading from the North to the South. Furthermore, the company always focuses on the human resources, impressed by its professional staff of more than 40 engineers, technical executives with graduate and post graduate professions. In addition, the labor force working directly at the factory is over 150 people by training through primary and intermediate technical programs. With its human resource potentiality, advanced technology as well as prestigious services, Ton Dong A is rising ceaselessly to become a color coated iron and galvanized iron trustworthy producer of customers at both domestic and abroad. In early 2006, Ton Dong A Company installed completely the color coating line, based on Korea technology, and then put it into production. The success of color coating line start a new era of Ton Dong A to fulfill the need of higher quality product and variety of the market.

After launching the product into the market for a short time, pre-paint on galvanized iron product of Ton Dong A is appreciated by a large number of customers both in domestic and abroad.

In 2006, Ton Dong A received the award of ISO 9001-2000 certificate for producing and supplying galvanized iron and pre-paint on galvanized iron. In the same year, Ton Dong A was honored to get a Gold Award of Best Construction Brand at International Exhibition, Viet Build HCMC in September 2006 and together with other noble awards, these have marked the development of Ton Dong A brand name, as well as the quality of galvanized iron and pre-paint on galvanized iron, which have been accepted by customers. Ton Dong A Lt. Company is now member of Youth Business Association (YBA), a member of Saigon Businessman Club, a member of Vietnamese Commercial Cooperation Institution (VCCI), a member of Board Management Fund Education Hue Studious.