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R&D

NBJJ has established a long-term strategic partnership with the CAS. The company has a high-quality R&D team and advanced laboratories. Our Radial Ring products are at the leading level.

High Quality R&D Team Work

We have high quality R&D team works with long experience.

Advanced R&D Laboratory

NBJJ invested advanced R&D laboratory to guarantee production effective and good quality.

Strategic Partnership

NBJJ has established a long-term partnership with CAS.

Strict Quality Control

NBJJ has advanced testing center, all necessary test can be finished inside, provide strong support to production and R&D.
R&D environment

Stable Raw Material Supply

We have long time good supplier support and stable material quality.