Perth, Jan 4, 2006 (ABN Newswire) - The Board of Cardia (ASX: CNN) is pleased to announce that following the successful trial of its carwash water recycling system at one of Petrochina's service stations in Shanghai, Petrochina has agreed to the installation of Aquenox's new and advanced commercial recycling system on the same site.

The new system, which is expected to be installed in Shanghai before the end of January, will be trialed for a period of 3 months after which Petrochina will decide on whether to assist to promote and market the Aquenox system to its network of service stations throughout China.