Yantai Longyuan Power Technology Co., Ltd. engages in the research, development of combustion control equipment and systems in the power field, design and manufacturing. The firm focuses on the energy-saving business and environmental protection business. It offers fuel-saving business, graded economizer, MGGH under the economizer business, low-nitrogen combustion business, flue plume control business under economizer business, wide-load denitrification flue gas bypass business, and comprehensive boiler renovation business. The company was founded on December 26, 1998 and is headquartered in Yantai, China.