About CHU KONG PIPE Company

Pearl River Petroleum & Gas Steel Pipe Holdings Co., Ltd. (the “Company”, together with its subsidiaries, hereinafter collectively referred to as (“Group”)) is the largest manufacturer and exporter of straight seam welded pipes in the People's Republic of China (“China”) and is engaged in property development and investment. The Company has been listed on the Main Board of The Stock Exchange of Hong Kong Limited (“SEHK”) since February 2010 (stock code: 1938). The Group's steel pipe products are mainly used for energy transportation, including oil and gas transmission pipelines, deep-sea pipelines, urban gas networks, as well as petrochemical products, mining, infrastructure engineering, marine engineering, steel structures and water services industries. The Group's production bases and offices are located in Panyu, Zhuhai, Lianyungang, Nanjing, Hong Kong, Yunfu and Indonesia. It has five straight seam submerged arc welded pipe (“LSAW”) production lines, two spiral submerged arc welded pipe (“SSAW”) production lines and other production lines, with a total annual production capacity of 1,800,000 tons as of December 31, 2023. The Group is a pioneer in the industry. With strong research and development capabilities, it has 120 patents (including 41 invention patents) and 14 international quality certifications, and is famous overseas and nationwide for its long track record. Furthermore, the Group is the first and only welded pipe manufacturer in China to manufacture and successfully develop deep sea welded pipes at a depth of 3,500 meters. The Group is also an eligible supplier of Petrobras and Horse Oil. The Group is a Chinese welded pipe manufacturer. It has received various honors such as the “China Metallurgical Product Physical Quality Gold Cup Award”, “China Metallurgical Product Physical Quality Premium Quality Award”, “National Key New Product”, “Provincial Certified Enterprise Technology Center”, and “High-tech Enterprise”. It has an “Academician Workstation” and is also the main drafting unit for China's straight seam welded pipe national standards.