The spot tin market price (8.13-8.20) fluctuated downward this week. The average price of the domestic market was 242100 yuan / ton at the beginning of the week and 239891.67 yuan / ton at the end of the week, down 0.91%.

On August 21, the tin commodity index was 122.20, unchanged from yesterday, down 2.75% from the highest point of 125.66 in the cycle (2021-08-18), and up 185.11% from the lowest point of 42.86 on December 9, 2015（ Note: the period refers to the period from September 1, 2011 to now).

In terms of futures, the US dollar index strengthened all the way under the influence of factors such as the reduction of stimulus measures by the Federal Reserve, up to a new high in half a year. The non-ferrous metal market was generally under pressure. Lunxi led the decline on Friday under the dual influence of 130 tons of LME inventory increase. As of the closing of Shanghai tin on the 20th, the settlement price of the main contract of Shanghai tin 2109 was 231240 yuan / ton, down 3.89%, and the overall decline was far less than that of Lunxi.

At present, the domestic spot tin inventory is mainly de stocking, and the overall supply is still tight. Downstream enterprises still maintain just needed procurement, but after the sharp drop in prices this weekend, the spot market inquiry and receiving goods are positive, the transaction atmosphere is significantly improved compared with the previous period, the prices of relevant smelters are falling, the market trading is active, and the overall willingness to receive goods in China is still strong. The production of manufacturers in Yunnan is relatively stable, the supply is better than that in the early stage, and some sources of goods will gradually enter the market, which will alleviate the current supply shortage.

According to the price monitoring of the business community, in the list of commodity prices rising and falling in the 33rd week of 2021 (8.16-8.20), there are 5 kinds of commodities rising month on month in the non-ferrous sector, including 1 kind of commodity rising by more than 5%, accounting for 4.5% of the monitored commodities in the sector; The top three commodities were metallic silicon (7.58%), titanium concentrate (4.65%) and gold (0.71%). A total of 13 commodities fell month on month, and the top three products were copper (- 4.52%), nickel (- 4.09%) and dysprosium ferroalloy (- 2.45%). The average rise and fall this week was – 0.33%. Most nonferrous commodity prices fell this week.

In the future, the business community believes that under the current tight supply, the future tin price will remain high and oscillatory.