1. Location: Longhe Waterfront Community is located near Jiaozhou Bay Airport, and many planes fly by every day, so the noise generated is loud, which may have a certain impact on the living experience.

2. Property retention period: The property on the bank of Longhe River is a small property house with only 40 years of property rights, and its price may be lower than the common 70-year property rights.

3. Cost of use: The water, electricity, gas and other facilities of the longhe river bank duplex residence are all commercial. Compared with ordinary houses, the use cost may be higher, which may also be a reason for the lower price.

4. Land utilization rate: Duplex residence can improve the land utilization rate, change the land that can only be built on one floor into two floors, reduce the development cost, and then affect the house price.

5. Comfort: There may be some problems in the height, lighting and ventilation of the penthouse on the bank of Longhe River, for example, some units may have problems such as sunken upper space, poor lighting and ventilation noise, which may also be a reason for the lower price.

All the above are the reasons that may lead to low housing prices on the banks of the Longhe River. However, please note that these are only possible reasons. Every buyer's needs and standards are different. Therefore, if you are considering buying a property on the banks of the Longhe River, you need to consider your actual situation and needs.