Ningjiang Zonghui, a limited company founded in Aug. 2004, is specialized in making small size worms and gears. The shareholders of the company are from Ningjiang Machine Tool (Group) Co., Ltd., a well-known machine tool manufacturer in China, and some natural persons.

  A strong backup of technology, manufacturing and measurement from Ningjiang Group, and with its own state-level invention patent of worm milling method, awarded the No.2 state-level invention of overall gear error measuring technology, the company has been concentrating to produce quality products. Through over 10 year’s effort, Ningjiang Zonghui is becoming a influential enterprise in small-sized worm and gear making industry in China.

  The company is located at Dujiangyan economic development zone, a World cultural heritage and World Natural Heritage city of Sichuan province. With over 200 employees, 6000 m2 plant area, 150 sets of precision machine tools and over 20 sets of measuring equipments imported from German and UK, the company has a 30 million parts capacity, and the products conform to REACH and RoHS environmental standards.

  Ningjiang Zonghui is a High-tech Enterprise in China, and has pass IATF16949 Certification.

  Variety of Ningjiang Zonghui’s precision small-sized worms, worm gears and gears have been widely applied to such fields as automotive component ( window lift, sunroof, seat adjuster, wiper, power rearview mirror, power fold pedal and central locking system), medical device( medical screw, medical lifting bed and chair ), transportation and construction industry (transmission mechanism of auto-door/window of subway station and building), home-use electrical appliance (AI lock, sweeper), PAR, instruments and meters, machine tools, industrial retarder, micro-motor, and etc. Ningjiang Zonghui products and service enjoy high reputation in its customers such as Johnsonelectric, Mabuchi, Brose, AMETEK, LENZE, Nidec, ProMinent, etc.