CIXI CITY HENGJIN ELECTRON CO., LTD. is a professional manufacturer of air treatment tools. Founded in 2001, HENGJIN has been specializing in industrial heaters, including electric heaters, gas heaters and oil heaters. HENGJIN has abundant experience in producing OEM heaters for customers all over the world. Apart from OEM range, HENGJIN has its own brand SIAL, which was established in Europe and well-acknowledged as one of the leading brands in air treatment. HENGJIN has never stopped innovating, now it has developed dehumidifiers and air coolers to expand its product range. In recent years HENGJIN has launched a new round of marketing campaigns to promote its products and brands to the whole world.