At present, the futures varieties in the domestic futures market for the chemical industry are LLDPE—-(Dalian Commodity Exchange, trading code -L) and PTA—-(Zhengzhou Commodity Exchange, trading code -TA). If it is related to your factory, you can download free futures market software, such as Wenhua Finance. Fuyuan market; Game master. As for the foreign chemical raw material futures market, it is not clear. But to be honest, as long as you look at crude oil futures, you just don't know that the raw materials in your factory have changed. The game master mentioned just now is the real-time market of Brent crude oil futures in the New York Mercantile Exchange and London.