The so-called "green building material" is a kind of slab made of chemical glue fixed with straw, produced by the Jiansanjiang Farm Administration (JFA) in Heilongjiang Province. The product, of high...
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The so-called "green building material" is a kind of slab made of chemical glue fixed with straw, produced by the Jiansanjiang Farm Administration (JFA) in Heilongjiang Province. The product, of high...