It's 592 series washroom hot and cold water mixer basin faucet, this kind of faucet has two version, a short and long one, the main difference is the length of faucet. The other is the same, besides it is very special, it's very thin and looks like a slim stick, what's more, the aerator is special also.
It's 591 series washroom single handle 304 stainless steel water tap basin faucet. It's 304 stainless steel, compared to brass faucet, this is more economic and cheap, while since 304sus, it's duarable and rust resistance, if other demmands, like logo, package, it's acceptable.