The company is located in Changsha City, Hunan Province. It mainly focuses on the research and development of photovoltaic equipment and materials, photovoltaic cell modules, and photovoltaic power station construction. It has capacity to manufacture 500MW photovoltaic industrial chain. Crystalline silicon heterojunction solar cell (HJT) is a semiconductor device composed of amorphous silicon thin film and crystalline silicon material. It has the characteristics of high open circuit voltage, high conversion efficiency, long time exposure stability and low temperature coefficient.

The company which established in 2006, is located in Xiangtan City, Hunan Province. The company is specialized in manufacturing large-scale wind power equipment. It is mainly engaged in the design, manufacture, sales and service of the complete set and components of megawatt wind power generator sets, with annual capacity of 1,000 megawatt wind power generator sets. They are looking for the technology of intelligent yawing brake system of environmental friendly wind generator set.

The company which established in 2002, is located in Changsha City, Hunan Province. It is a high-tech private enterprise specialized in producing smart covers, artistic covers, high-strength and high-toughness ball ink castings. They are looking for cloud monitoring iot system of urban smart manhole covers. They want to cooperate with partners through research cooperation agreement and technical cooperation agreement. The technology should include three aspects: 1. Development of intelligent wireless sensor for manhole cover; 2. Development of special battery for intelligent covers; 3.

The company which established in 2006, is located in Xiangtan City, Hunan Province. The company is specialized in manufacturing large-scale wind power equipment. It is mainly engaged in the design, manufacture, sales and service of the complete set and components of megawatt wind power generator sets, with annual capacity of 1,000 megawatt wind power generator sets. They are looking for the technology of intelligent yawing brake system of environmental friendly wind generator set.