Group 1 - The company, Shengli Co., Ltd. (000407.SZ), is a well-known brand in the polyethylene pipeline industry [1] - The company's PE products have been applied in various markets, including Hong Kong water services, Eastern Europe, and Africa [1]

Group 1 - The company, Victory Co., Ltd. (000407.SZ), is recognized as a prominent brand in the polyethylene (PE) pipeline industry [1] - The PE pipelines manufactured by the company are applicable in various fields, including gas supply, water supply, and marine cage systems [1]