Jiangsu Rainbow Heavy Industries Co., Ltd. 

From 22nd to 24th Feb. DNV regularly inspected Rainbow’s Certificates of ISO9001 Quality System. During the three days, the inspectors sampled to inspect Rainbow’s marketing and service department, technical department, production department, quality department, purchasing department and other relevant departments. After seriously checking, the inspectors are satisfied with the operating state of the quality system and suggested to DNV that Rainbow can keep the relevant certificates. And Rainbow will keep on the work in enhancing quality control.