番禺珠江钢管有限公司

　　珠江钢管是中国最大直缝焊管制造商和出口商，2010年于香港联合交易所主板上市(股份编号：01938.HK)，拥有分别位于广州番禺、珠海、江苏江阴、连云港、南京、沙特和迪拜7个生产基地。自1993年成立以来，珠江钢管业务持续稳健增长。目前，珠江钢管的直缝埋弧焊管产量已连续十年排行全国第一，居行业龙头地位。此外，珠江钢管是中国目前唯一一家同时拥有“中国驰名商标”、“中国冶金产品实物质量金杯奖”、“国家火炬计划重点高新技术企业”和“国家认定企业技术中心” 四项国家级荣誉于一身的焊管制造商，是国家直缝焊接输送钢管标准的主要起草单位。同时，珠江钢管设有博士后科研工作站和院士工作站，不断提升产品的质量和拓展产品的适用领域。

　　Panyu Chu Kong Steel Pipe co., LTD. (“PCK”)

　　PCK is the biggest manufacturer and exporter of longitudinal welded pipe in China, having seven manufacturing bases in Panyu of Guangzhou, Zhuhai, Jiangyin of Jiangsu Province, Lianyungang, Nanjing, Saudi Arabia and Dubai. The company was listed in Stock Exchange of Hong Kong Limited in 2010, with the stock code of 01938.HK. Since its establishment in 1993, PCK has consistently grown their business solidly. Currently, PCK ranks first in the production of longitudinal welded pipe in China for a decade, dominating this industry. Besides, PCK is the only manufacturer of welded pipe having gained four national honors together such as China Famous Trademark, Quality Gold Award of Metallurgical Product of China, Key Hi-Tech Enterprise of China Torch Program, and National Enterprise Technology Center, and is the main drafting unit for the common standard of national longitudinal welded pipe. In addition, it has post-doctoral research center and academician workstation to improve product quality and expand its range of application。