Lithium mining stocks are experiencing a broad-based decline in Hong Kong trading. At the time of writing, shares of Ganfeng Lithium Group Co.,Ltd. (HKEX: 01772) fell 6.44% to HK$56.65. Tianqi Lithium Corporation (HKEX: 09696) dropped 5.47% to HK$43.9, while Contemporary Amperex Technology Co.,Ltd. (CATL) (HKEX: 03750) saw a more modest decline of 0.63% to HK$706.5.

The downward pressure follows a recent notice from the Guangzhou Futures Exchange (GFEX) announcing a further tightening of position limits for lithium carbonate futures in non-delivery months. Industry analysts view this adjustment as reflecting a regulatory focus on "strengthening supervision and preventing risks," aiming to curb excessive speculation and reduce market disruptions from concentrated large positions.

Concurrently, as the supply-demand dynamics for lithium carbonate continue to shift, the market's focus is gradually moving away from sentiment-driven trading back to fundamental factors. Future price movements are expected to hinge on the pace of supply recovery, changes in inventory levels, and the strength of downstream demand.

Analysis from Tongguan Jinyuan Futures suggests the narrative of a tight supply-demand balance for lithium carbonate persists. Factors supporting this view include an anticipated two-week production impact at Qinghai salt lakes due to power grid upgrades, the cancellation of a mining site at Xianxiawo, and a significant month-on-month decrease in lithium carbonate exports from Chile, all pointing to continued tightness in spot supply in the near term. Furthermore, high operating rates at downstream lithium iron phosphate plants are expected to sustain rigid demand and support spot prices.

The primary downside risks and headwinds are concentrated in warehouse receipt pressure. The current scale of warehouse receipts registered with the GFEX remains at historically high levels, representing a substantial potential source of selling pressure on the market.