Cavern Industry Co.,Ltd is professional zinc and aluminium products manufacturer since 1992,with yearly output of 18000 tons zinc oxide,25000 tons lithopone and 16000 tons oxalic acid. We have our own professional scientific research personnel, and in a jointly effort with the scientific research institutions, we have developed three different series of products--ZINC OXIDE,LITHOPONE,OXALIC ACID,which have passed through ISO9001:2000.
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