On February 10, a guest watched gem-quality diamonds through a microscope in Henan Yellow River Cyclone Co., Ltd. As the pioneer of domestic synthetic diamond and its products industry, the company has an annual production capacity of 1.5 billion carats of synthetic diamond. It is the largest diamond production base in China, ranking first in the domestic industry and third in the world.Color Aluminum,Hard Anodized Aluminum ,Aluminum Paint Colors ,Aluminum Dye
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