KEY brand Ductile Iron Pipe & Fittings are manufactured by SUNS PIPELINES COMPANY LIMITED while BUN KEE has been appointed as the sole distributor in Hong Kong and Macau region.
 

KEY by SUNS not only consistently delivers the best quality products to clients but also the most practical technical support and timely shipment with proven track records.
 

SUNS is a member of the drafting committee of ductile iron pipe’s standard GB/T13295-2013 in China, and the factories also produces various products of international standards such as ISO2531, BS EN545 , BS EN598 and ANSI/AWWAC 151.  A good variety of special requirements from different end users are also mostly fulfilled.