the Intelligent Manufacturing in China--- Refrigeration technology
体验冷暖世界，感受智造中国
Warmer and More Energy Saving --Variable Frequency
温暖加倍，节能加码--变频空调
Course Syllabus 课程章节
1visit to air-conditioner experience hall to learn about variable frequency technology of air-conditioning
漫游空调体验馆，了解空调的变频技术
General Courses 通用课程
