power steering cooler line air conditioner a/c pipe Fuel line Company Information NJHD Auto Parts Co. Ltd is located in Nanjing, Jiangsu, founded in 2007. We are a specialized OEM factory of fluid & air transfer pipes and tubular fabrications. Integrating production, reach & development and sales with CCC, ISO9001:2008, IATF16949:2016 and DOT certification. We have advanced production and testing equipment. All kinds of auto pipes can be customized.
