March 10 (Reuters) - PVC prices in the Linyi region declined on March 10. The futures market experienced a downward fluctuation, while the spot market adjusted accordingly. Dealers' offers fell by 500-600 yuan compared to the previous trading day. Market sentiment remained moderate, with acceptable transaction volumes. Currently, the mainstream quotation for calcium carbide-based PVC type 5 ranges between 5,080 and 5,160 yuan per ton.