The present invention discloses an embedded faucet assembly comprising a housing having a lower main body, wherein an upper main body is arranged thereon, the top of the upper main body is connected with a constant pressure valve core from the housing and connected with a switch handle, said housing is provided with a panel; a water baffle is arranged within a water entry of said lower main body, and comprises a standing plate having a bottom that buckles inwardly and downwardly forming a buckling abdicating part; a side position of the inlet passage having a stream guidance cavity comprising an upper stream guidance cavity in communication with an outlet passage of said lower main body, and a lower stream guidance cavity in communication with the inlet passage through the buckling abdicating part, a baffle is arranged between the upper stream guidance cavity and the lower stream guidance cavity, and comprises a water-through hole for communicating the upper and lower stream guidance cavities; the top of the stream guidance cavity is connected with a push rod by means of a threaded connection, the bottom of the push rod is provided with a sealing plug for sealing the water- through hole.