ope and Japan have successively withdrawn from the viscose fiber industry due to labor costs, environmental protection and other factors, while the Asia-Pacific ...Global and China Natural Rubber Industry Report , 2013-2016Since 2011, global natural rubber market has remained oversupplied with surplus amounting to 220,000 tons in 2011, 410,000 tons in 2013 and expected to soar to about 540,000 ton