Ningbo Planetary Gearbox Factory (NBPG) is a symbol of quality craftsmanship in China. Founded in 1988, we specialize in the manufacturing of slewing drives, wheel drives, track drives, winch drives, and planetary gear reducers. Our assortment of gearboxes are used in a variety of applications including construction machinery, petroleum, coal, geological exploration, shipping, metallurgy, solar power, wind power, agriculture, and environmental protection.

After years of developmental success, our products are internationally recognized for their quality. We export our gearboxes to many places in the world, including Southeast Asia, the Middle East, Germany, USA, Canada, Spain,Australia, Turkey, and India. We are a consistently growing enterprise that seeks to satisfy our customers no matter their location.

Since our establishment in 1988, we have been committed to producing various planetary gear reducers. We employ fully automatic integrated machining centers, as well as many high-quality CNC gear grinding machines, CNC gear shaping machines, and CNC machine tools, to ensure the high precision of our parts. All of our employees are professionally trained to be the very best in the business. As a professional gearbox manufacturer, we use modern computer systems to achieve full responsiveness within the entire operation, and have passed ISO9001: 2000 quality system certification.

Our company started with the production of mechanical continuously variable transmissions (CVT) and now produce mostly planetary reducers. We have 25 years of experience in the production of gearboxes and 15 years of experience in manufacturing planetary gearboxes. Our products are widely used in various industries around the world.

In 2014, a customer from Nanjing purchased our NB407W3 gearboxes for use on tower cranes.

During our 25 years, we not only provide customized planetary gearboxes for Chinese customers, but also for international customers, such as: