We are specialize in Direct-driven Piston Type Air compressors and Oil-free Air compressors, Which be widely used in textile, papermaking, printing and dyeing, plastics, environmental protection, medical treatment, health, and machinery pneumatic industry. Our company successively passes ISO9001 and ISO4001,And have CE , GS ROHS certificate . we constantly create more excellent products with new attitude, and contribute to the society with more perfect products and quality services. Our company adheres to the idea that “creating value and opportunities for employees”, provides employees with advanced environment and better development stage with its inclusive mind and unique corporate culture so as to make them realize common values and dreams here; at the same time, we take "quality changes the world" as the mission of all the GNGJ people, we spend 5% of sales on research and development, we are committed to upgrading and updating our products to the world-class level, make GNGJ well-known in the world, make GNGJ go to the world, and be approved in the market, Finally make GNGJ interact with customers to create a win-win situation.

We have a number of senior designers in our R&D Dept. We can according to the requirements of customers design and production.