Zhejiang Hongwu Technology Co., Ltd.
Zhejiang Rainbow Technology Co., Ltd. focuses on the development and production of OLED materials
Introduction
Zhejiang Rainbow Technology Co., Ltd. focuses on the development and production of OLED materials
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We manufacture valves in uncompromising quality for more than five decades and develop customized solutions for all operating conditions.
Ocean Optics manufactures and designs fibre optic spectrometers in the range from 155 - 2500 nm. As the inventor and leading supplier of miniature fibre optic spectroscopy, we have sold more than 150,000 spectrometers worldwide since 1989. Our exten