
Success comes from quality in every product.
With quality as the guiding principle across all areas of operation, Ngọc Diệp Group continuously innovates by upgrading equipment and machinery imported from industrially advanced countries around the world. This ensures the production of high-quality products that meet the increasingly demanding needs of the market. Breaking through with quality is the foundation that creates Ngọc Diệp Group’s competitive advantage, enabling the Group to affirm its sustainable value over time and maintain its leading position.
Looking back on the 25-year journey of development, Ngọc Diệp Group is always proud to uphold its operational motto: “Placing quality at the core of development.” Despite the many challenges facing the global economy, and Vietnam in particular, due to the impact of the COVID-19 pandemic, Ngọc Diệp Group has remained strong in the market with impressive growth across all indicators: revenue, profit, and production output in all four business sectors.

Ngọc Diệp Group has consistently maintained and developed its quality and environmental management systems in accordance with ISO 9001:2015 and ISO 14001:2015 standards.
25 years, 4 member companies, and a solid position in the hearts of customers
After 25 years of establishment and development, Ngọc Diệp Group has made a significant mark on the market, becoming a leading reputable group with 4 member companies in the fields of aluminum production, doors, packaging, and furniture, with a network of distributors covering all 63 provinces.
Ngọc Diệp Trading & Manufacturing Co., Ltd. (Ngọc Diệp Interior):
Established in 1996, specializing in the design consultancy and installation of office, home, school, and hospital interior systems, Ngọc Diệp Interior has become a trusted brand with a significant market share in the office furniture market in Vietnam.
The company has provided design consultancy and installation services for many notable projects of both domestic and international organizations, as well as government agencies.
Ngọc Diệp Joint Stock Company:
Founded in 1998, over more than 20 years, Ngọc Diệp JSC has become one of the largest manufacturers of cardboard packaging in Northern Vietnam, with a factory covering more than 40,000 m2 in Phố Nối A Industrial Park, Văn Lâm, Hưng Yên.
Ngọc Diệp Packaging is a supplier to many major brands in the food, electronics, refrigeration, and consumer goods sectors.
Notably, Ngọc Diệp JSC is the only packaging manufacturer to have been recognized with the National Brand twice in a row and awarded the Gold Medal of the National Quality Awards.
Ngọc Diệp Door Joint Stock Company:
Established in 2010, Ngọc Diệp Door JSC operates in the production, distribution, and installation of aluminum and plastic doors, and facade walls under the NGOCDIEPWINDOW brand. With a production facility of over 40,000 m2 and a modern, automated production line, alongside a highly skilled team, NGOCDIEPWINDOW products feature harmonious structures, soundproofing, heat insulation, energy-saving, high fire resistance, high corrosion resistance, and a modern, luxurious appearance.
NGOCDIEPWINDOW is highly trusted and valued by investors in construction projects, and is an important partner for many large real estate groups such as Vingroup, BIM Group, and Hòa Phát Group.
Ngọc Diệp Aluminum Joint Stock Company:
Founded in 2016, Ngọc Diệp Aluminum JSC has developed the Dinostar brand with main product lines such as industrial aluminum, construction aluminum, and aluminum billet. The Dinostar Aluminum factory of Ngọc Diệp Group, covering over 75,000 m2, is one of Vietnam’s largest aluminum production plants with a modern technological production system. Dinostar is a factory with one of the highest automation rates in the country, offering a closed-loop production system from billet casting to finished products.
Dinostar not only reflects the principle of “Placing quality at the core of development” at Ngọc Diệp Group but also helps Vietnamese aluminum products approach international quality standards and align with global technological trends.
After five years of operation, Dinostar has become a new growth driver for Ngọc Diệp Group, with continuous strong increases in revenue and profit. On its development trajectory, Dinostar continues to fulfill its mission of building a high-quality Vietnamese aluminum brand, affirming its position on the international stage.
Ngọc Diệp Aluminum Joint Stock Company with its 75,000m2 Dinostar Aluminum production factory is one of the leading aluminum manufacturing plants in Vietnam.
Sustainable Development Goes Hand-in-Hand with Social Responsibility
With a focus on sustainable development, Ngọc Diệp Group consistently fulfills its environmental protection commitments, invests systematically in wastewater treatment and industrial waste management lines, and builds environmental management systems that meet international standards.
Products bearing the Ngọc Diệp brand not only enhance the beauty of constructions and affirm long-term value but are also environmentally friendly and protect consumer health.
In addition to business operations, Ngọc Diệp Group allocates hundreds of millions of VND annually for social charity activities, such as supporting disadvantaged children in remote areas through the “Cùng em đến trường” (Together with You to School) program, and working alongside the government in campaigns to combat natural disasters and diseases.
Together with Ngọc Diệp Group, “Stepping Firmly into the Future”
The continuous efforts for innovation and creativity have helped Ngọc Diệp brand maintain its strong presence in the market for the past 25 years. Ngọc Diệp Group is proud to be one of the leading corporations in the industrial manufacturing and construction sectors in Vietnam.
As 2021 opens a new chapter, Ngọc Diệp Group is committed to further innovating its approach and continuing its sustainable development journey, bringing real value to both customers and the community.