On June 21st, Citigroup released a report pointing out that Cofco Capital Investment subscribed to the CSI Central State-owned Enterprises Dividend Index ETF for Hong Kong stocks, which, although the amount was unclear, could improve the valuation of central state-owned enterprises in the Hong Kong capital market. Among the indices covered by the bank, in the infrastructure sector, China State Construction Engineering Corporation, China Railway Group Limited, China Railway Construction Corporation Limited and China Communications Construction Company Limited are bullish, while in the railroad equipment sector, China CNR Corporation Limited and China Railway Signal & Communication Corporation Limited are preferred. Among them, China State Construction Engineering Corporation is the only listed state-owned construction company in the index that has not participated in the traditional public-private partnership (PPP) project.