Xi'an Haotian Optoelectronics Technology Co., Ltd. is located in the advanced technology and industry development zone of Xi'an City. As an excellent manufacturer of lights and service provider in energy efficiency field especially in the line of domestic energy conservation, we are mainly engaged in energy conservation and lighting lamps. We have an R&D department of high power LED lights. Our company has a team of professionals committed to providing our customers with comprehensive energy efficiency services including R&D, energy efficiency program making, the project...