炼化及贸易板块12月22日涨0.98%，岳阳兴长领涨，主力资金净流出7598.66万元

Group 1 - The refining and trading sector increased by 0.98% compared to the previous trading day, with Yueyang Xingchang leading the gains [1] - The Shanghai Composite Index closed at 3917.36, up by 0.69%, while the Shenzhen Component Index closed at 13332.73, up by 1.47% [1] Group 2 - In terms of capital flow, the refining and trading sector experienced a net outflow of 75.9866 million yuan from main funds and a net outflow of 79.7093 million yuan from speculative funds, while retail investors saw a net inflow of 156 million yuan [2] - Detailed capital flow for individual stocks in the refining and trading sector is provided in the accompanying table [2]