多股午后异动拉升！300308，300502，成交超200亿元！

Group 1 - Multiple stocks experienced significant afternoon rallies, with ZTE Corporation seeing a rise of over 5% in Hong Kong and A-shares turning positive after an early drop of over 3% [1] - ZTE announced on December 12 that it plans to repurchase its A-shares using its own funds through centralized bidding, with a total repurchase amount not less than 1 billion yuan and not exceeding 1.2 billion yuan [1] - Several heavily held stocks by funds, including Yandong Micro and Tuojing Technology, surged over 10% [1] Group 2 - Zhongji Xuchuang (300308) and Xinyi Sheng (300502), both of which are heavily held by funds, saw their trading volumes exceed 20 billion yuan [1]