SunSirs: China PS Price Fell mainly on January 6

　　The domestic PS market mainly fell, with a range of 20-100 RMB/ ton. The raw material styrene changed from rise to fall, and the prices of ordinary materials and high-end materials fell. The downstream just needs to purchase. The negotiation focus of Shandong toluidine is around 9,200 RMB/ ton, with a decrease of 100-200 RMB/…