南华商品指数：有色板块领涨，能化板块下跌

Group 1: Market Overview - The Nanhua Composite Index rose 0.46% based on the closing prices of adjacent trading days [1][4] - Among the sector indices, only the Nanhua Energy and Chemical Index fell by -0.1%, while the rest rose. The Nanhua Non - ferrous Metals Index had the largest increase of 0.97%, and the Nanhua Black Index had the smallest increase of 0.2% [1][4] - Among the theme indices, the Mini Composite Index had the largest increase of 0.48%, and the Economic Crops Index had the smallest increase of 0.1%. The Coal - based Chemical Index had the largest decline of -0.83%, and the Building Materials Index had the smallest decline of -0.09% [1][4] - Among the single - variety indices of commodity futures, the tin index had the largest increase of 9.07%, and the alumina index had the largest decline of -2.7% [1][4] Group 2: Index Data - The Nanhua Composite Index closed at 2820.27 today, up 12.98 points from yesterday's close of 2807.29, with an annualized return of 10.01%, an annualized volatility of 13.92%, and a Sharpe ratio of 0.72 [3] Group 3: Industry Chain and Variety Performance - In the energy and chemical sector, synthetic ammonia rose 0.25%, while ethylene, PTA, and other varieties had different degrees of decline [4][11] - In the black sector, relevant variety chain information is presented, but specific performance data is not detailed [5] - In the agricultural products sector, rapeseed rose 1.66%, while rapeseed meal fell -0.39%, and other varieties also had different performance [8]