Beiwei technology: robot dog arbitrage construction industry, byte arbitrage three-dimensional communication, and the initiative is not bad, but the position is its problem.Dongfang Zhizao: It is the same as the underlying logic of Rishang Group, but Dongfang Zhizao bears the regret of a Guangdong-Guangxi stock, and domestic scientific instruments replace this dark line, and the trend is Hexin instruments.
Strategy guide
Strategy guide 12-13