How much is the first and second grade greening maintenance in Beijing?

The level should meet the requirements of technical standards, no matter how many levels, according to the personnel requirements, it is calculated as 8000m2, 1.5 person/year/month. The standard is that Beijing security does not include 8000- 10000 yuan. Package 3500-4500. It is a common phenomenon that green maintenance workers are old, weak and inefficient because they have no physical strength. What is the standard! It's enough to really know someone. The focus of landscape conservation is pruning and pest control. Taking the natural year as the cycle, it is necessary to set up special projects.