About Us

Our History

Jinan Gujin Welding Materials Co., Ltd. (formerly Laiwu Gujin Welding Materials Co., Ltd.) is an enterprise established through investment from the municipal government to develop and produce automatic submerged arc welding flux. It currently has a large number of submerged arc welding flux, sintered flux, sj101 flux, sj414 flux, roller surfacing flux, steel structure flux, melting flux, etc. The company produces 10000 tons of sintered welding and 6000 tons of melted welding flux annually, with an annual output value of 46 million yuan. The company has a large production capacity, a wide variety of products, and excellent quality.

Our Factory

The company is located in the west of Mount Taishan, the exclusive Five Mountains, and in the south of Qufu, the hometown of Confucius and Mencius. It is less than 300 kilometers away from Qingdao Port, which is the economic center of the country, with convenient transportation. Gujin Welding Materials is based in the welding industry, focusing on related fields, and has always been committed to the development and production of welding materials, welding technology, roller surfacing repair, and welding materials for stainless steel. The company closely monitors and timely introduces advanced equipment and technology, and has always secretly combined with the metallurgical industry, mechanical manufacturing enterprises, steel structure construction and research units, forming its own unique "Gujin" brand.

Product Application

The company has more than 20 product varieties that meet quality standards. The specific product varieties include sintered flux series SJ101, SJ101G, SJ102, SJ103, SJ106, SJ107, SJ109, SJ112, SJ301, SJ302, SJ414, SJ414N, SJ501, SJ503, SJ612, SJ613 (stainless steel special flux), SJ614 (pipe mold repair special flux); Melting flux series: HJ107, HJ251, HJ260, HJ431, HJ350, and F18- III (special flux for electroslag welding). The product has been widely used in various industries such as ships, boilers, oil/gas pipelines, bridges, and mechanical construction.

Our Certificate

Production Market

The "Gujin" brand has won widespread recognition and praise from domestic and foreign users for its excellent quality and service. The company has established solid markets in provinces and cities such as Liaoning, Beijing, Tianjin, Hebei, Shandong, Jiangsu, Zhejiang, Shanghai, Chongqing, Anhui, and Hunan. Due to the high technological content of the product and its strong competitiveness compared to similar foreign products, since 2003, solid metal welding materials have been exported in bulk to more than 10 regions such as Russia, Thailand, Malaysia, Iran, India, and Italy.