Project Implementation：
Hoyo is responsible for the complete process of project management, whilst the government (client) just needs to pay the fees (energy-saving fees) to the operating company as stipulated in the contract.
Operating Period：
The usual operating period for this mode is 5 to 12 years.
Strength：
Hoyo is responsible for the complete process of project management, whilst the government (client) just needs to pay the fees (energy-saving fees) to the operating company as stipulated in the contract.
Description：
The Government is the owner of the urban infrastructure;
The Hoyo Group is responsible for funding the technology and equipment improvement, facility operations, maintenance and management;
High level management services;
Energy saving due to quantitative implementation of new techniques;
The sustainable development of the project.
Applicable Project
Completed infrastructure projects.
