De Qun Hu

Shandong Hailifeng Clean Energy Joint Stock Co., Ltd. engages in the provision of heating and cooling supply management solutions. It focuses on development, design, construction, operation management, and energy saving service of clean energy products such as geothermal energy, biomass energy, and industrial waste heat. Its business segments are categorized as heating and cooling operation, development and sale of heat pump product, clean energy project solution, and regional energy development. The company was founded in 2004 and is headquartered in Dongying, China.

Shengli Oilfield Lifeng Industrial Group Co., Ltd. engages in the manufacture of heat pumps and net workover rigs. Its business includes research, production, sales, and service of oilffield operations and oilfield chemicals such as heat pump and network electric workover rig. It also involved in real estate business. The company was founded in 1986 and is headquartered in Dongying, China.