Jinling products are honored for the high-level products development, well-trained staff, high-efficient organization, high-quality support system, good after-sale service and perfect service network. In 1997, Jinling passed ISO9001. In 2004, Jinling got ISO14001 environment system certificated. In 2005, Jinling passed CTI test and became one of the 14 CTI certified manufacturers around the world. Jinling JNC series cross flow closed type cooling tower successfully passed CTI test on 19TH, Sep. 2008, becoming the first one in China (the 5th manufacturers in the world) who has CTI certificate for closed type cooling tower.