Hybrid soundscape of Bi Ya Di Apt. (Residential Area): The place is located on Jiangling Road. On residential streets, the sounds of traffic and activity are dominant during the daytime on weekends. In the apartment complexes, the sound of activities dominates in the evenings and late at night. On footpaths near the road, the sound of cars and activity are the most common during nighttime on weekends. The trail with many vehicles present a hybrid soundscape mixed with the sounds of life, dog barking, and cars.

Surrounding main wildlife: birds, dogs.

Acoustic characteristics of weekday: LAeq is around 55dBA and up to 70dBA, displaying the character of urban hybrid soundscape under the traffic background. The dominant sound here is the one with a complete frequency band, with high vibration in frequency domain. Auditable perception is different between left and right ear in high and low frequency sounds, but it is close in mid-frequency sound. It indicates the sound here lacks direction attribute, but other categories of sounds have direction attribute.