Laiwu Jincai Welding Materials Co., Ltd. is a prominent Chinese manufacturer specializing in the research, development, and production of high-quality welding consumables. Established in 1989 and headquartered in Laiwu, Shandong Province, the company operates a modern production facility with an annual output capacity of 20,000 tons. To facilitate its international trade operations, the company maintains a dedicated subsidiary office in Qingdao. With a workforce of approximately 101 to 200 employees, the firm has grown into a key supplier for global markets across North and South America, Europe, Southeast Asia, and the Middle East.
The company's extensive product portfolio, marketed under the "Yulianjin" brand, includes a comprehensive range of submerged arc welding (SAW) fluxes, such as agglomerated, fused, and sintered varieties. These products are engineered for diverse applications involving carbon steel, mild steel, alloy steel, and stainless steel. Additionally, the company manufactures welding wires, including CO2 gas-shielded solid wires (MIG) and solid filler wires, as well as welding electrodes and hardfacing fluxes. These materials serve critical industrial sectors such as shipbuilding, machinery manufacturing, construction, boiler production, and gas pipeline infrastructure.
Laiwu Jincai Welding Materials Co., Ltd. maintains rigorous quality standards, holding ISO 9001 certification. Its products are further validated by international maritime and industrial classifications, including approvals from CCS, GL, and DNV, ensuring reliability for demanding engineering projects worldwide.
Laiwu Min Hang Welding Materials Co., Ltd. is a manufacturer based in Laiwu, China, specializing in the research and production of welding materials. Established as a large enterprise in China, the company operates automatic production lines with an annual output of 5,000 tons of fused flux and 3,000 tons of sintered flux. They are recognized for offering the maximum output, most varieties, and best quality in both fused and sintered flux production simultaneously. Their product portfolio includes fused flux (e.g., HJ107, HJ172, HJ260, HJ330, HJ350, HJ431), sintered flux (e.g., SJ101, SJ301), and electro slag welding flux. The company also focuses on welding materials for special steel products and restoration of metallurgical spare parts. With 51 to 100 employees, Laiwu Min Hang Welding Materials Co., Ltd. is strategically located in China's economic hinterland, benefiting from convenient transport facilities and proximity to Port Qingdao, facilitating international trade.