Group 1 - The optical optoelectronics sector experienced a decline of 0.35% compared to the previous trading day, with Gobi Jia leading the drop [1] - On the same day, the Shanghai Composite Index closed at 3876.37, up by 0.16%, while the Shenzhen Component Index closed at 13053.98, down by 1.29% [1] - A detailed table of individual stock performance within the optical optoelectronics sector is provided [1] Group 2 - In terms of capital flow, the optical optoelectronics sector saw a net outflow of 650 million yuan from main funds, while retail funds had a net inflow of 261 million yuan and speculative funds had a net inflow of 391 million yuan [2] - A detailed table of capital flow for individual stocks in the optical optoelectronics sector is included [2]
光学光电子板块12月18日跌0.35%，戈碧迦领跌，主力资金净流出6.52亿元