HJ3. W Inc was founded in 2003, is a high-tech enterprises, specialized in R&D, manufacture and sales of fiber optic components and accessories, which are widely apply to fiber optic communication, communication, watch, electron Microwave, semiconductor and medical industry.

HJ3. W Inc main products include as belows:
1. Manufactured in Shenzhen Factory: Fiber optic connector, Fiber optic patchcord, Fiber optic adapter, Fiber optic precision metal components.
2. Manufactured in Dandong Factory: Zirconia sleeve, Mirco optic Glass/Jewel Components, Ceramic components.

Not only we strictly conform to RoSH and ISO9000 quality control system in processing, but also all my products precision have been controlled under less 0. 003mm, we also will try our best to meet our client's requirement by improving technology, manufacturing methods and training employee.