[SMM Coking Coal and Coke Daily Brief Review] In terms of supply, coking costs increased and losses widened somewhat. At present, coke producers were barely maintaining normal operating rates, while coke production remained temporarily stable. Meanwhile, downstream demand for coke increased, and coke producers' shipments improved somewhat. On the demand side, steel mills were in an active phase of resuming production, while finished steel prices fluctuated upward and steel mill profitability improved somewhat, boosting production enthusiasm and increasing demand for coke. In summary, the fundamentals of coke supply and demand developed in a positive direction, and the coke market may remain generally stable with slight rise in the short term.

On March 18, the SMM average price of battery-grade nickel sulphate remained unchanged.

SMM, March 18: The SHFE aluminum 04 contract moved lower today. Affected by the decline in aluminum prices, overall purchase sentiment rose today. Sellers held prices firm, with mainstream quotations and transaction prices in the market mostly ranging from the average price to +10 yuan/mt. Today, the east China market shipment sentiment index was 3.17, up 0.05 MoM; the buying sentiment index was 3.03, up 0.33 MoM. Today, SHFE aluminum futures prices pulled back, and buying sentiment in the central China market surged. Bullish sentiment in the market was strong, and willingness to buy the dip was significant. Meanwhile, suppliers tended to hold back from selling and turned to purchasing at lower prices to profit from the price spread. Only some trading firms engaging in both spot and futures market took profits on premiums and shipped goods, while the overall reluctance to sell was evident. Market quotations ranged from parity with the central China price to a premium of 60 yuan, but final actual transactions were mainly concentrated at premiums of 30-40 yuan over the central China price. Today, the central China market shipment sentiment index was 2.59, down 0.01 MoM; the buying sentiment index was 2.42, up 0.04 MoM. Inventory side, aluminum ingot inventory in major consumption regions increased 8,500 mt MoM today, with the inventory buildup mainly coming from Guangdong. In the short term, aluminum ingot inventory continued its seasonal buildup after the Chinese New Year. Affected by bullish market sentiment, premiums were expected to remain on a narrowing trend.

[SMM Silicon-Based PV Morning Briefing] Polysilicon: The quoted price for N-type recharging polysilicon was 42-49 yuan/kg. Polysilicon prices continued to decline recently, mainly affected by wafer price cuts and market sentiment. At present, low-priced polysilicon has already fallen below the cost line of some manufacturers, and the willingness to hold quotes firm has strengthened somewhat. The upstream market was also still watching wafer price moves. Wafer: In the market, 18X wafer prices were 1.00-1.05 yuan/piece, 210RN wafer prices were 1.1-1.15 yuan/piece, and 210N wafer prices were 1.3-1.35 yuan/piece. Wafer prices remained stable. Current selling prices have already fallen below cash cost, so the likelihood of another sharp price cut was relatively small.

[SMM Cast Aluminum Alloy Morning Comment: Futures Prices Retreated After a Rapid Rise, and Market Divergence Intensified at High Levels] Overnight, the aluminum alloy 2604 contract opened higher and then fluctuated downward, opening at 23,770 yuan/mt, rising to 23,820 yuan/mt during the session, and then pulling back under pressure to a low of 23,525 yuan/mt before closing at 23,645 yuan/mt late in the session, down 80 yuan/mt from the previous settlement price, a decline of 0.34. Open interest edged up by 6 lots to 5,304 lots, with trading volume at 2,417 lots. Wait-and-see sentiment remained strong among market participants, and market divergence intensified at high levels.

Spot #1 copper cathode prices in North China were quoted at an average discount of 60 yuan/mt against the front-month contract today, unchanged from the previous trading day. The average transaction price was 99,020 yuan/mt, down 1,240 yuan/mt from the previous trading day.

Today, the most-traded BC copper 2604 contract opened at 87,780 yuan/mt. After the opening, it hovered at highs and then touched a high of 87,890 yuan/mt. By the close of the morning trading session, its center had fallen to 84,000, after which it returned to its normal trading range. It finally consolidated sideways to close at 87,050 yuan/mt, down 1.62. Open interest stood at 5,432 lots, down 167 lots from the previous trading day, while trading volume reached 5,024 lots, up 1,566 lots from the previous trading day. On the macro front, Trump said he was not yet ready to end the conflict immediately, but said he would withdraw before long; Iran’s supreme leader firmly rejected the proposal for peace talks, insisting on retaliation and compensation. Meanwhile, the secretary of Iran’s Supreme National Security Council and the head of the Basij militia were confirmed dead, and Iran was urgently filling candidates for key positions. Amid the combined impact of escalating geopolitical tensions and demand concerns triggered by elevated LME inventory, copper prices were overall under pressure and bearish. Fundamentals side, arrivals of both imported and domestic cargo remained stable, and overall supply was ample. Demand side, downstream purchase willingness rebounded as copper prices pulled back. The SHFE copper 2604 contract closed at 98,590 yuan/mt. Based on the BC copper 2604 contract at 87,050 yuan/mt, its after-tax price was 98,367 yuan/mt. The price spread between the SHFE copper 2604 contract and BC copper was 223 yuan/mt, and the spread remained in contango structure, widening from the previous day.

SMM Morning Meeting Summary: Overnight, LME copper opened at $12,724.5/mt. In early trading, it fluctuated upward to a high of $12,829.5/mt, after which the center of copper prices shifted straight downward to a low of $12,721/mt. It then fluctuated upward in a pullback and finally closed at $12,780/mt, down 1.07%. Trading volume reached 17,000 lots, and open interest stood at 293,000 lots, down 8,255 lots from the previous trading day, mainly due to longs reducing positions. Overnight, the most-traded SHFE copper 2604 contract opened at 99,120 yuan/mt. In early trading, it rose to 99,530 yuan/mt, then fluctuated downward all the way to a low of 98,900 yuan/mt. Afterwards, the center of copper prices moved upward and finally closed at 99,140 yuan/mt, down 0.92%. Trading volume reached 27,700 lots, and open interest stood at 177,000 lots, down 1,993 lots from the previous trading day, mainly due to longs reducing positions.

[Geopolitical Tensions Combined With Deferred Interest Rate Cut Expectations Leave SHFE Aluminum Under Short-Term Pressure but Fluctuating at Highs] Against the backdrop of continued tightening LME liquidity, LME aluminum still has upward momentum, with strong support from prices outside China, and is expected to maintain a backwardation structure in the short term. China remains in a phase of high inventory coupled with weak fundamentals, and its upward momentum is significantly weaker than that outside China. Amid divergent domestic and external drivers, the SHFE/LME price ratio is expected to continue weakening, and aluminum prices are still expected to fluctuate at highs in the short term.

News dated March 18, 2026: Today, the average warrant price was unchanged from the previous trading day, closing at $47/mt (price range: $42-52/mt); the average B/L price was unchanged from the previous trading day, closing at $46/mt (price range: $41-51/mt); the average EQ copper (CIF B/L) price was unchanged from the previous trading day, closing at $25/mt (price range: $19-31/mt), with quotations referenced to cargoes arriving from late March to mid-April. Intraday, the SHFE/LME price ratio premium showed no significant fluctuations, and market transactions remained active. It was heard that a small volume of pyrometallurgy B/L arriving in late March was quoted at $50-60/mt, QP April; EQ B/L for late March and early April was offered at $35, and EQ B/L arriving in mid-to-late April was quoted at $35/mt, QP May. Ordinary ER copper warrants for delivery within this week were quoted at $50/mt, QP April.