In the rural towns, it will also be encouraged to use cleaner energy to replace coal-burning and those areas having no access to cleaner energy will be encouraged to develop centralized heating system with cleaning coal technology.

• 城近郊区有条件改造的20吨以上燃煤锅炉和远郊城镇有条件改造的燃煤设施，鼓励改用清洁能源。远郊城镇无条件改造的使用清洁煤技术，发展集中供热。