Group 1 - The domestic futures market for natural rubber showed a positive trend, with the main contract opening at 15,155.00 CNY/ton and reaching a high of 15,450.00 CNY, reflecting a price increase of 1.42% [1] - In November, the average market price of Thai RSS3 rubber increased month-on-month, while Indonesian SIR20 rubber prices remained stable but decreased on average [2] - As of December 14, 2025, the general trade inventory of Qingdao natural rubber increased by 0.66 million tons to 421,400 tons, marking a 1.58% rise [2] Group 2 - The transition to the off-harvest season in domestic production areas is leading to a decrease in supply elasticity, while raw rubber prices remain relatively firm due to stable demand from the all-steel tire sector [3] - New Lake Futures indicated that the expected accumulation of natural rubber in December is normal and seasonal, preparing for supply during the off-harvest season [2] - Shenyin Wanguo Futures noted that overseas supply pressure persists as rubber tapping progresses, contributing to continuous inventory accumulation in Qingdao [3]