Du Nan mainly produces Du Nan central air conditioning, Du Nan refrigeration accessories, Du Nan water heating valves and Yao Shengji food series. Among them, Du Nan Lengpei is a famous trademark in China, and Du Nan is a famous trademark in Zhejiang.
Relying on innovation, taking "industry+capital" as the operation mode and "green energy saving, low carbon and environmental protection" as the development theme, Du Nan Group has taken solid and powerful steps in the leap-forward development of enterprises, and basically completed the strategic layout of seven business sectors: advanced manufacturing, civil explosive chemicals, new energy, new materials, real estate development, resource development and investment management. Break through the foreign technology blockade and localize the core products; Leading core technology demonstration and promoting industry technology standardization; A series of breakthroughs have been made in leading the industry products to be green and achieving sustainable development.
As early as the beginning of starting a business, the decision-makers with Yao Xinyi as the core put forward the business policy of "building a career by faith". Du Nan has been adhering to the "Three Guarantees" for more than ten years —— ensuring standardized operation according to law, ensuring that products and services are delivered to customers in good quality and quantity, and ensuring that bank loans and various payables are paid on time —— which is a typical embodiment of corporate integrity awareness. Thanks to the "Three Guarantees" and honesty awareness, Du Nan has won a good reputation and established a good image among all walks of life and customers, and won many honors such as "Contract-abiding and Credit-keeping Unit", "Gold Customer", "Best Credit Customer", "Zhejiang Credit Demonstration Enterprise" and "Zhejiang Management Demonstration Unit" of China Agricultural Bank for several years in succession, which has enabled the enterprise to develop rapidly and steadily.
Du Nan is one of the earliest private enterprises in the same industry to break the family management mode and establish a modern enterprise system, and it is also one of the few enterprises with articles of association in China. In essence, Du Nan's management culture is a legal culture that completely follows market rules and is in line with international standards. The company has always emphasized "managing enterprises according to law", taking the lead in introducing TQM total quality management system in domestic industries, and implementing it in all enterprises of the group in the form of "management standards", effectively improving the management level of enterprises.