1, type A baby stroller can lay in the car, and even if the baby fell asleep also don't have to worry about. Due to the large wheels, uneven ground bring less bumpy, baby sit will feel very safe. If the handle direction is can switch, so can also look at the baby's face goes out for a walk. But this kind of car is heavy, very take place. 2, type B baby carriages this car small and portable, handle control simple, convenient turning. But in the channel narrow the shops or crowded areas shuttling back and forth. Away even in the tramcar after also do not take a place, can be put in car trunk, out of town when the big sent to good use. Compared with type A car, A slightly narrower seat, can adjust the Angle is small. 3, Europe and the type of baby carriages the above type A and B type baby carriages is Asia's specifications, recently appeared in Europe and the United States and Asian benchmark different baby carriages. This car can lie down, like type A car, but again like the type B car is as easy as receive. Europe has many SLATE road, so the wheels of the baby carriages doing big and strong. The United States and for two baby by double stroller together with. Also recently appeared three rounds of the stroller, super light umbrella handle car, and some families have many sets of baby carriages. 4, 360 ° of seat can rotate in the car on the pram relatively rare, except can lie low thought outside, seat of the 360 ° unique rotating, and don't mention the seat. 0 °, and 90 °, 180 °, 270 ° four different Angle positioning, convenient baby different direction to watch, 0 ° direction to look ahead, 90 ° and 270 ° direction can see on both sides of the road without looking at the scenery of adult heel and to smell a car tail gas, 180 ° direction are facing mom. 如果有其他问题或者需求请追问，满意请采纳谢谢