The advantages of laser communication and ranging technique are introduced.It is pointed out that the laser communication and ranging integration technology will be the future development trend.Furthermore，the latest research and achievement of foreign integration technique of laser communication and ranging are analyzed.And，in order to meet the requirements of future satellite long-distance，high-accuracy ranging，a scheme which add a specific ranging frame in laser communication is put forward and validated.Finally，some suggestions of developing integration technique of laser communication and ranging are given.