Wanhua Chemical announced on the evening of the 27th. Since January 2018, the listed price of the polymeric MDI distribution market in China has been 28,800 yuan / ton (unchanged from December 2017), and the direct selling price is 28,800 yuan / ton Compared with the same price in December 2017). The net price of pure MDI was 29,000 yuan / ton (unchanged from December 2017).