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1 Day 2070 -0.51% DJIA -0.37% S&P Mid Cap 400 0.40% Industrial Goods -0.36% ...

About Ching Chan Optical Technology Co. Ltd. Ching Chan Optical Technology Co., Ltd. engages in the manufacture and sale of machine equipment. Its products include screening machines and optical ...

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions.