1. Price Trend According to the data from toodudu (average ex factory price of SG5 by carbide method), the average price of domestic PVC mainstream on December 5 was 7,087.5 RMB/ton. It is 1.58% higher than the average price of domestic PVC mainstream on Thursday at 6,977.5RMB/ton (November 28). And it is 8.62% higher than the price in the same period last year. On December 5, the PVC commodity index was 89.81, down 0.25 points from yesterday. It is 10.19% lower than the highest point in the cycle at 100.00 on September 5, 2011 and it is 54.13% higher than the lowest point in the cycle at 58.27 On December 20,2015 (Note: Cycle refers to September 1,2011).   2. Market Analysis Products: The fourth quarter is the off-season of consumption, but the off-season of PVC market is not light. The prices are rising and the heat of market is not decreasing. On November 29, the average price of domestic PVC mainstream has broken through 7,000 yuan. In December, the PVC market is still r...