The "Risk Warning" section of the journal aims to describe the risk of long and short positions through the icon of the star flag. It can be used as a reference for investors when dealing with open positions. In practice, investors need to trade according to their own short-term lines. Different strategies and different varieties of fluctuations in the characteristics of a specific grasp. The specific star classification criteria are as follows: ☆ The reverse run range of new-year closing price may be less than 2%. ☆ ☆ The reverse run range of new-year closing price may be greater than 2%. ☆☆ ☆ The price range is reversed from the newer closing. The rate may be greater than 3%. ☆☆☆☆ The reverse run of the period from the newer close may be greater than 4%. ☆☆☆☆☆ The reverse run of the period from the newer close may be greater than 5%. Risk Warning: Bulls: ☆ Short Risks: ☆ Tip: Eastern: LME copper in March this week showed a wide range of high volatility trend, the higher the price of copper on Monday to run to 3275 US dollars, compared with 88 years of historical high point of 3280 US dollars a tight 5 dollars, but received two days later The profit-taking pressure fell and the price fell to a low of 3132.5 US dollars. It was higher due to the depreciation of the U.S. dollar on Friday. It was closed at 3,242 U.S. dollars per ton, up 24.5 U.S. dollars per ton from last Friday, and the fluctuation range was 3275. ~3132.5 US dollars / ton, week K line is a small lead with a lower lead. The domestic Shanghai copper also showed high turbulence. In the Friday session, there was a sudden dive in the contract, and there was a rebound in the late session. This was the long panic open position system. The main contract 505 closed at 30520 yuan. / Ton, higher than the rise of 300 yuan / ton on Friday, the fluctuation range of 31010 ~ 30110 yuan / ton. Following last week's aluminum prices in LME March, the aluminum price regained its upward momentum this week. Especially on Friday, due to the depreciation of the US dollar, aluminum prices rose a lot and ended at US$1955.5/tonne, compared to last week. Five rose 51.5 US dollars / ton, fluctuations in the range of 1970.5 ~ 1887.5 US dollars / ton. Domestic Shanghai aluminum continues to show a turbulent trend this week. In terms of inventory, as of the end of this week, the LME copper inventory was 50,100 tons, and LME aluminum stock was 578.25 million tons. Shanghai Stock Exchange copper inventories fell by 3,224 tons, which was 411,000 tons. Shanghai Stock Exchange aluminum inventories fell by 3,392 tons to 85,500 tons. Overall, LME copper stocks and Shanghai Stock Exchange copper inventories declined. Aluminum stocks There has been a significant decline. The focus of the foreign exchange market this week focused on the unemployment rate in the United States in February. The result of the announcement rose to 5.4%, showing the sluggish job market in the United States, although the number of non-farm payrolls in the United States increased by 262,000 during the same period. However, it still led to a significant weakening of the U.S. dollar and pushed up copper and aluminum prices. As of March 1st week COMEX copper futures positions report shows that the current net long position of the fund is 33.226 million lots, an increase of nearly 5,000 lots from the previous week, showing that the current thinking of the fund has not changed, the position of the fund changes It is bound to affect the trend of copper prices. At present, LME 3 month copper 3780 US dollars in the first line of pressure, short-term operation can rely on this line as a reference. The domestic Shanghai aluminum transaction is still dominated by short-term intraday trading. Ma Hongqing: The LME copper price rose in Friday's trading. The weakening of the US dollar provided an excuse for the fund's buying, and the strong performance of the stock market provided the impetus for futures prices to approach historical highs. The well-performed appearance of the chart surface before the historical highs made it possible to attract new buying after breaking the 3280 level. However, the internal technical indicators indicate the possibility of forming a big top after the breakthrough. The LME's position structure and the position of the enlarged position indicate that the short position above the 3150 should mean that the price will rise at least to 3400 or even 3500. The performance of the period after the breakthrough of 3280 will be crucial. This will determine the price at the top of the period. The final established position. Shanghai CUCU is expected to test the pressure level of 31,000 on Monday and the support is located at 30800, followed by 30500. It is recommended that investors hold 30800 short positions. Overseas Express: LME Market Report: London, March 4th: The London Metal Exchange (LME) base metals consolidated on Friday, with weaker US dollar support. Copper futures and aluminum futures are approaching their recent highs. “Prices are higher, but traded. The overall volume was quiet. The non-farm payrolls report triggered a few waves. People bought the dollar before the data was released, and sold it after the data was released." A trader said that at 1700 GMT, the euro rose to $1.3243 against the US dollar. At the end of Thursday's 1.3119, the non-agricultural employment population in the United States increased by 262,000 in February, a larger increase in four months, more than the expected increase of 220,000. Three-month copper closed at 3,245 US dollars per week, The four-night market composite trade closed at 3,211. Copper remained at 3,270, a 16-year high hit on Monday, and a record low of 3,280 hit in January 1989. Three-month aluminum was quoted at US$1,963 per tonne, up from 1,944 on Thursday. .LME aluminium inventories fell by 3,275 tons, which provided support for aluminum. Three-month nickel closed down $50 to 16,150.LME nickel stocks fell by 168 tons to 9,414 tons, which is the low since last August. Nickel stocks 20,000 tons in January dropped almost every way. Short-term nickel stocks It will continue to decrease and may fall to 7,800 tons in July 2004, which is the low point since August 1991. Three-month zinc fell by 9 to 1,390, but three-month lead rose by 12 dollars. Per month of 967. Three-month period tin climbed 35 US dollars to 8,475. COMEX copper market report: New York, March 4 news: New York Mercantile Exchange (COMEX) copper closed higher on Friday, approaching long-term highs, benefiting from the fund Buying. US stocks rose today while the US dollar fell after the United States announced the February non-agricultural employment report. A metal trader said: “Today's trading is quite bleak, but the strength of the euro helped. US stocks Dow Jones Industrial Average hit the oil price. The sharp rise of 54 US dollars also constitutes a support. “The May copper futures closed 1.80 cents higher at 1.4940 US dollars per pound, and the intraday volatility ranged from 1.4650 to 1.5070. The May contract was approaching a 16-year high set on February 28. 1.5080. Spot copper rose 1.70 cents in March, closing at 1.4920.COMEX Copper futures volume was estimated at 13,000 lots, up from Thursday's 8,554 lots. As of Thursday's COMEX open interest increased 1,390 lots to 113,629. The Labor Department announced that the non-agricultural employment population increased by 262,000 in February, better than the expected increase of 22.0 million, in January After increase 13.2 million. In February commodity production, construction and manufacturing are creating new jobs, suggesting robust demand for industrial metals and steadily increased.