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Chinese Glass Lampwork is a delicate high-temperature handmade craft and traditional oriental glass art with a long heritage. Different from traditional heavy casting glass techniques, lampwork relies on precise flame temperature control to shape glass at molten state, featuring flexible modeling, rich colors and exquisite details. This craft takes natural quartz sand, soda ash and limestone as the basic glass substrate. Precious metal oxides including cobalt, copper, iron and manganese are adde