About Us

Company Profile

Nantong Sanjie Graphite Products Co., Ltd. (Nantong Sanjie for short) was founded in 1985. It is a modern enterprise integrating production and sales of various graphite products and friction pair materials for mechanical seals. It locates in Haimen City, which is known as the “Entrance city of the River & Sea transportation” and faces Shanghai acrross the Yangtze River.

Nantong Sanjie, as one of the graphite material manufacturers, has been committed to the research and development and production of various graphite products since its establishment. The products include four categories: carbon graphite series, impregnated graphite series, hot-pressed graphite series, and high-purity graphite series. There are more than 30 varieties, which are widely used in metallurgy, chemical industry, machinery, electronics, electric power, medicine, water treatment, textile, photovoltaic solar energy and other industries and fields.

Why Choose Us

Nantong Sanjie Graphite Products Co., Ltd.


Nantong Sanjie’s products are strictly in accordance with JB/T8872-2002, JB/T2934-2006, GB/T26279-2010 and so on from production to testing, and they passed the ISO9001: 2000 system certification in 2000.

Nantong Sanjie ensures the product quality and process requirements of users with strong technical force, sophisticated processing equipment, scientific management concepts, perfect testing methods, and excellent quality assurance system. The products with reliable performance, beautiful appearance and reasonable price are widely praised by all users.

Nantong Sanjie’s spirit of enterprise is that integrity is our foundation, innovation is our driving force, and quality is our guarantee. Our business philosophy are outstanding quality, outstanding management and outstanding service. Our enterprise objective are solving problems for our customers and creating a better future for our employees.Our enterprise mission are promoting the development of low-carbon and energy-saving industry.

Nantong Sanjie is willing to work with business people from all various circles,we can cooperate with each other sincerely and make great progress together to creat a better future for all of us!