Yang Hua International Trade Co. Ltd. 
International trading company dealing with automobile accessories and spare parts.
http://www.yang-hua.com/Automotive Aftermarket Industry Association (AAIA)
Represents suppliers, distributors, retailers, program groups, manufacturers' representatives, trade publications, educators and vendors in all segments of the automotive aftermarket industry.
http://www.aftermarket.org
Imported Tyre Manufacturers' Association
An information, help, and promotion forum for overseas tyre manufacturers and brands present in the UK and EU.
http://www.itma-europe.com
Specialty Equipment Market Association (SEMA)
Represents the automotive specialty and performance parts industry. Information for consumers includes federal and state legislation, car clubs, events calendar and product search.
http://www.sema.org/
