Jinhua Sanhuan Welding Materials Co.,LTD.,Located in the Industrial park of Jinhua .is a fomous domestic high-techenterprise specializing in the production and sales of series of brazing materials .This company,found in 1997,is one of the largest silver brazing materials and phosphorous copperbrazing materials manufacturer in China with yearly production capacity of 2000MT.its production scale.quality assurance capability.