Линьчжан Сыхай Карбон. Linzhang Sihai Carbon Co., LTD., founded in 2003, is located in linzhang carbon industrial zone, north carbon base of handan city, at the intersection of hebei, henan, shanxi and shandong provinces, near 107 national highway and beijing-guangzhou railway. Convenient transportation. Is a private – owned comprehensive carbon production enterprises, with an annual output of more than 20,000 tons of graphite carbon products. The main products are ordinary graphite electrode, high power graphite electrode and ultra high power graphite electrode. And various specifications of carbon electrode, as well as graphite crucible, graphite rotor, graphite plate, graphite fast, and other graphite products, special graphite, etc.

At present, the total carbon assets of the four seas are 100 million yuan, with more than 100 employees. The four seas have maintained healthy, stable and rapid growth. The average growth rate was 30% in 2008 and 50% in 2015-2018 (from 5 million yuan in 2007 to 80 million yuan in 2017). In 2018, sales revenue reached 40 million yuan, of which export earned 10 million yuan, an increase of more than 60% over the same period last year. After more than ten years of continuous adjustment, development and growth, now Sihai has become a large-scale comprehensive modern enterprise mainly based on graphite electrodes, and is one of the largest graphite production and export base in China.