supplied FRP vessels for Chinese Acid Regeneration and Pickling Line. In 1987, the first FRP vessel for pickling was born in our company and used in Wuhan Iron & Steel Co., Ltd. Through more than 25 years development, we had been the qualified FRP pickling vessel supplier for WISCO, Baosteel, Jiuquan Iron&Steel, SMS Demag AG, Andritz AG, CMI Belgium, and we cooperated with them for many years.