[SMM Analysis] The trend of nickel prices in the first half of 2024 generally takes the shape of an inverted "V". The overall performance of nickel prices in the first half of this year can be summarized as peaking and then falling. At the beginning of the year, nickel prices continued the trend of the fourth quarter of 2023, hovering at a low level, with the lowest nickel price reaching 122,000 yuan/ton (Shanghai Nickel), and the lowest price in the foreign market coming to $15,850/ton...