central currency, Knowledge

Zhongnan shares: heavy volume fell sharply, testing Line 5.Changan automobile: annual line resistance, 10-line supportHuasheng Tiancheng: 5 lines of resistance, 20 lines of support.

Vision china: Going up and down, testing Line 5.Hanwei Technology: Heavy volume daily limit, high pressure before.Mei Yan is auspicious: the volume drops, testing Line 5.

Midea group: open higher and go lower, test the 30 th lineNengke Technology: Volume limit, Test Line 5Daye shares: continuous limit, test line 10