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1926 a fully automatic machine to blow electric-light bulbs was developed by corning glass works.1926 a machine to draw sheet glass directly from the furnace was developed by pittsburgh plate glass col.1930 insulated window glass thermopane was invented by c.Haven in the united states.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.