... BSP, NPT, etc.Ningbo Jiekelong, branch of Ningbo Jintian Copper (Group) Co., Ltd., which is one of China’s Top 500 ... processing manufacturer in China.as grown to be a large group which occupies an area of 2000 acres with moreCorporate Spirit ... Limited resources, unlimited use. Established in 1998, Ningbo Jiekelong Manufacturing Inc. is located at Cicheng, Ningbo, with convenient transportation by water ...