| Company Introduction : | Lianyungang Dinglong Co.,Ltd. is the leading supplier of high quality Quartz glass products, Fused Silica and Silica sand. The company is located near Donghai county which is the famous hometown of crystal in China. Taking advantage of the local resource of crystal quartz, the company specialize in producing and providing Quartz glass products in the form of tube, rod, plate. The quartz glass products are widely used for lighting, heating, optics, electronics, semiconductor and scientific ...
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China