Shandong Zhanggu Virtual Profit Reduction Leads to ST, is there theoretically an opportunity?

Artificially reduced profit got the company flagged as ST; institutions are forced to clear their positions passively, and the price could be driven down into a dip—does this present an opportunity for retail investors?
Of course, Shandong Zhanggu’s current price isn’t cheap: 2.23 PB, 86.15 PE TTM, 3.4% ROE, and a 1.14% dividend yield.